Finding the Fourth Proportional to 111,442.92, 153,753.82 and 63,662.43

Step by Step Solution

1. Step 1: Write the proportion equation
   111,442.92 : 153,753.82 = 63,662.43 : x
2. Step 2: Convert to fraction form
   111,442.92/153,753.82 = 63,662.43/x
3. Step 3: Cross multiply
   111,442.92x = 153,753.82 × 63,662.43
4. Step 4: Simplify right side
   111,442.92x = 9,788,341,802.98
5. Step 5: Solve for x
   x = 9,788,341,802.98/111,442.92
6. Step 6: Final answer
   x = 87,832.78