Finding the Fourth Proportional to 938,144,259.91, 1,294,101,196.01 and 585,107,335.09

Step by Step Solution

1. Step 1: Write the proportion equation
   938,144,259.91 : 1,294,101,196.01 = 585,107,335.09 : x
2. Step 2: Convert to fraction form
   938,144,259.91/1,294,101,196.01 = 585,107,335.09/x
3. Step 3: Cross multiply
   938,144,259.91x = 1,294,101,196.01 × 585,107,335.09
4. Step 4: Simplify right side
   938,144,259.91x = 757,188,102,131,267,456
5. Step 5: Solve for x
   x = 757,188,102,131,267,456/938,144,259.91
6. Step 6: Final answer
   x = 807,112,652.59