Finding the Fourth Proportional to 114,472.32, 171,774 and 89,442.24

Step by Step Solution

1. Step 1: Write the proportion equation
   114,472.32 : 171,774 = 89,442.24 : x
2. Step 2: Convert to fraction form
   114,472.32/171,774 = 89,442.24/x
3. Step 3: Cross multiply
   114,472.32x = 171,774 × 89,442.24
4. Step 4: Simplify right side
   114,472.32x = 15,363,851,333.76
5. Step 5: Solve for x
   x = 15,363,851,333.76/114,472.32
6. Step 6: Final answer
   x = 134,214.55