Finding the Fourth Proportional to 196,554,042.72, 271,252,782.72 and 108,453,755.52

Step by Step Solution

1. Step 1: Write the proportion equation
   196,554,042.72 : 271,252,782.72 = 108,453,755.52 : x
2. Step 2: Convert to fraction form
   196,554,042.72/271,252,782.72 = 108,453,755.52/x
3. Step 3: Cross multiply
   196,554,042.72x = 271,252,782.72 × 108,453,755.52
4. Step 4: Simplify right side
   196,554,042.72x = 29,418,382,981,234,564
5. Step 5: Solve for x
   x = 29,418,382,981,234,564/196,554,042.72
6. Step 6: Final answer
   x = 149,670,709.26