Finding the Fourth Proportional to 113,156.32, 156,155.76 and 62,172.32

Step by Step Solution

1. Step 1: Write the proportion equation
   113,156.32 : 156,155.76 = 62,172.32 : x
2. Step 2: Convert to fraction form
   113,156.32/156,155.76 = 62,172.32/x
3. Step 3: Cross multiply
   113,156.32x = 156,155.76 × 62,172.32
4. Step 4: Simplify right side
   113,156.32x = 9,708,565,880.56
5. Step 5: Solve for x
   x = 9,708,565,880.56/113,156.32
6. Step 6: Final answer
   x = 85,797.82