Finding the Fourth Proportional to 81,269.02, 112,160.55 and 45,468.10

Step by Step Solution

1. Step 1: Write the proportion equation
   81,269.02 : 112,160.55 = 45,468.10 : x
2. Step 2: Convert to fraction form
   81,269.02/112,160.55 = 45,468.10/x
3. Step 3: Cross multiply
   81,269.02x = 112,160.55 × 45,468.10
4. Step 4: Simplify right side
   81,269.02x = 5,099,727,103.46
5. Step 5: Solve for x
   x = 5,099,727,103.46/81,269.02
6. Step 6: Final answer
   x = 62,751.18