Finding the Fourth Proportional to 89,363.20, 123,317.50 and 48,525.73

Step by Step Solution

1. Step 1: Write the proportion equation
   89,363.20 : 123,317.50 = 48,525.73 : x
2. Step 2: Convert to fraction form
   89,363.20/123,317.50 = 48,525.73/x
3. Step 3: Cross multiply
   89,363.20x = 123,317.50 × 48,525.73
4. Step 4: Simplify right side
   89,363.20x = 5,984,071,709.28
5. Step 5: Solve for x
   x = 5,984,071,709.28/89,363.20
6. Step 6: Final answer
   x = 66,963.49