Finding the Fourth Proportional to 89,216.92, 123,118.61 and 48,929.95

Step by Step Solution

1. Step 1: Write the proportion equation
   89,216.92 : 123,118.61 = 48,929.95 : x
2. Step 2: Convert to fraction form
   89,216.92/123,118.61 = 48,929.95/x
3. Step 3: Cross multiply
   89,216.92x = 123,118.61 × 48,929.95
4. Step 4: Simplify right side
   89,216.92x = 6,024,187,131.96
5. Step 5: Solve for x
   x = 6,024,187,131.96/89,216.92
6. Step 6: Final answer
   x = 67,522.92