Finding the Fourth Proportional to 1,129,113,661.29, 1,693,088,957.69 and 506,795,395.31

Step by Step Solution

1. Step 1: Write the proportion equation
   1,129,113,661.29 : 1,693,088,957.69 = 506,795,395.31 : x
2. Step 2: Convert to fraction form
   1,129,113,661.29/1,693,088,957.69 = 506,795,395.31/x
3. Step 3: Cross multiply
   1,129,113,661.29x = 1,693,088,957.69 × 506,795,395.31
4. Step 4: Simplify right side
   1,129,113,661.29x = 858,049,687,607,499,392
5. Step 5: Solve for x
   x = 858,049,687,607,499,392/1,129,113,661.29
6. Step 6: Final answer
   x = 759,932,075.06