Finding the Fourth Proportional to 339,061,554, 508,668,147 and 123,650,802

Step by Step Solution

1. Step 1: Write the proportion equation
   339,061,554 : 508,668,147 = 123,650,802 : x
2. Step 2: Convert to fraction form
   339,061,554/508,668,147 = 123,650,802/x
3. Step 3: Cross multiply
   339,061,554x = 508,668,147 × 123,650,802
4. Step 4: Simplify right side
   339,061,554x = 62,897,224,328,403,896
5. Step 5: Solve for x
   x = 62,897,224,328,403,896/339,061,554
6. Step 6: Final answer
   x = 185,503,851.99