Finding the Fourth Proportional to 101,024.52, 139,414.80 and 55,704.30

Step by Step Solution

1. Step 1: Write the proportion equation
   101,024.52 : 139,414.80 = 55,704.30 : x
2. Step 2: Convert to fraction form
   101,024.52/139,414.80 = 55,704.30/x
3. Step 3: Cross multiply
   101,024.52x = 139,414.80 × 55,704.30
4. Step 4: Simplify right side
   101,024.52x = 7,766,003,843.64
5. Step 5: Solve for x
   x = 7,766,003,843.64/101,024.52
6. Step 6: Final answer
   x = 76,872.46