Finding the Fourth Proportional to 399,636,016.98, 599,495,140.71 and 150,850,829.98

Step by Step Solution

1. Step 1: Write the proportion equation
   399,636,016.98 : 599,495,140.71 = 150,850,829.98 : x
2. Step 2: Convert to fraction form
   399,636,016.98/599,495,140.71 = 150,850,829.98/x
3. Step 3: Cross multiply
   399,636,016.98x = 599,495,140.71 × 150,850,829.98
4. Step 4: Simplify right side
   399,636,016.98x = 90,434,339,545,080,384
5. Step 5: Solve for x
   x = 90,434,339,545,080,384/399,636,016.98
6. Step 6: Final answer
   x = 226,291,764.76