Finding the Fourth Proportional to 787,399,853.79, 1,086,644,812.50 and 452,872,469.46

Step by Step Solution

1. Step 1: Write the proportion equation
   787,399,853.79 : 1,086,644,812.50 = 452,872,469.46 : x
2. Step 2: Convert to fraction form
   787,399,853.79/1,086,644,812.50 = 452,872,469.46/x
3. Step 3: Cross multiply
   787,399,853.79x = 1,086,644,812.50 × 452,872,469.46
4. Step 4: Simplify right side
   787,399,853.79x = 492,111,519,662,773,632
5. Step 5: Solve for x
   x = 492,111,519,662,773,632/787,399,853.79
6. Step 6: Final answer
   x = 624,982,995.99