Finding the Fourth Proportional to 54,262, 81,762.72 and 44,617.32

Step by Step Solution

1. Step 1: Write the proportion equation
   54,262 : 81,762.72 = 44,617.32 : x
2. Step 2: Convert to fraction form
   54,262/81,762.72 = 44,617.32/x
3. Step 3: Cross multiply
   54,262x = 81,762.72 × 44,617.32
4. Step 4: Simplify right side
   54,262x = 3,648,033,442.31
5. Step 5: Solve for x
   x = 3,648,033,442.31/54,262
6. Step 6: Final answer
   x = 67,229.98