Finding the Fourth Proportional to 120,665,269.08, 166,521,834.72 and 68,456,505.24

Step by Step Solution

1. Step 1: Write the proportion equation
   120,665,269.08 : 166,521,834.72 = 68,456,505.24 : x
2. Step 2: Convert to fraction form
   120,665,269.08/166,521,834.72 = 68,456,505.24/x
3. Step 3: Cross multiply
   120,665,269.08x = 166,521,834.72 × 68,456,505.24
4. Step 4: Simplify right side
   120,665,269.08x = 11,399,502,851,084,092
5. Step 5: Solve for x
   x = 11,399,502,851,084,092/120,665,269.08
6. Step 6: Final answer
   x = 94,472,112.30