Finding the Fourth Proportional to 124,200,802.72, 171,397,782.24 and 71,273,296.12

Step by Step Solution

1. Step 1: Write the proportion equation
   124,200,802.72 : 171,397,782.24 = 71,273,296.12 : x
2. Step 2: Convert to fraction form
   124,200,802.72/171,397,782.24 = 71,273,296.12/x
3. Step 3: Cross multiply
   124,200,802.72x = 171,397,782.24 × 71,273,296.12
4. Step 4: Simplify right side
   124,200,802.72x = 12,216,084,887,902,798
5. Step 5: Solve for x
   x = 12,216,084,887,902,798/124,200,802.72
6. Step 6: Final answer
   x = 98,357,535.70