Finding the Fourth Proportional to 113,442.62, 156,544.71 and 62,445.42

Step by Step Solution

1. Step 1: Write the proportion equation
   113,442.62 : 156,544.71 = 62,445.42 : x
2. Step 2: Convert to fraction form
   113,442.62/156,544.71 = 62,445.42/x
3. Step 3: Cross multiply
   113,442.62x = 156,544.71 × 62,445.42
4. Step 4: Simplify right side
   113,442.62x = 9,775,500,164.73
5. Step 5: Solve for x
   x = 9,775,500,164.73/113,442.62
6. Step 6: Final answer
   x = 86,171.32