Finding the Fourth Proportional to 101,425.35, 139,956.22 and 56,096.13

Step by Step Solution

1. Step 1: Write the proportion equation
   101,425.35 : 139,956.22 = 56,096.13 : x
2. Step 2: Convert to fraction form
   101,425.35/139,956.22 = 56,096.13/x
3. Step 3: Cross multiply
   101,425.35x = 139,956.22 × 56,096.13
4. Step 4: Simplify right side
   101,425.35x = 7,851,002,311.43
5. Step 5: Solve for x
   x = 7,851,002,311.43/101,425.35
6. Step 6: Final answer
   x = 77,406.71