Finding the Fourth Proportional to 1,570,328,157,040.10, 2,356,207,940,109 and 805,953,084,394.50

Step by Step Solution

1. Step 1: Write the proportion equation
   1,570,328,157,040.10 : 2,356,207,940,109 = 805,953,084,394.50 : x
2. Step 2: Convert to fraction form
   1,570,328,157,040.10/2,356,207,940,109 = 805,953,084,394.50/x
3. Step 3: Cross multiply
   1,570,328,157,040.10x = 2,356,207,940,109 × 805,953,084,394.50
4. Step 4: Simplify right side
   1,570,328,157,040.10x = 1,898,993,056,805,659,820,949,504
5. Step 5: Solve for x
   x = 1,898,993,056,805,659,820,949,504/1,570,328,157,040.10
6. Step 6: Final answer
   x = 1,209,296,953,819.55