Finding the Fourth Proportional to 1,648,155.49, 2,274,401.40 and 913,079.51

Step by Step Solution

1. Step 1: Write the proportion equation
   1,648,155.49 : 2,274,401.40 = 913,079.51 : x
2. Step 2: Convert to fraction form
   1,648,155.49/2,274,401.40 = 913,079.51/x
3. Step 3: Cross multiply
   1,648,155.49x = 2,274,401.40 × 913,079.51
4. Step 4: Simplify right side
   1,648,155.49x = 2,076,709,309,296.12
5. Step 5: Solve for x
   x = 2,076,709,309,296.12/1,648,155.49
6. Step 6: Final answer
   x = 1,260,020.26