Finding the Fourth Proportional to 88,315.53, 121,876.50 and 48,030.31

Step by Step Solution

1. Step 1: Write the proportion equation
   88,315.53 : 121,876.50 = 48,030.31 : x
2. Step 2: Convert to fraction form
   88,315.53/121,876.50 = 48,030.31/x
3. Step 3: Cross multiply
   88,315.53x = 121,876.50 × 48,030.31
4. Step 4: Simplify right side
   88,315.53x = 5,853,766,076.72
5. Step 5: Solve for x
   x = 5,853,766,076.72/88,315.53
6. Step 6: Final answer
   x = 66,282.41