Finding the Fourth Proportional to 500,144,007.06, 750,147,906.72 and 131,648,101.09

Step by Step Solution

1. Step 1: Write the proportion equation
   500,144,007.06 : 750,147,906.72 = 131,648,101.09 : x
2. Step 2: Convert to fraction form
   500,144,007.06/750,147,906.72 = 131,648,101.09/x
3. Step 3: Cross multiply
   500,144,007.06x = 750,147,906.72 × 131,648,101.09
4. Step 4: Simplify right side
   500,144,007.06x = 98,755,547,456,326,464
5. Step 5: Solve for x
   x = 98,755,547,456,326,464/500,144,007.06
6. Step 6: Final answer
   x = 197,454,225.31