Finding the Fourth Proportional to 89,081.31, 122,932.00 and 48,245.31

Step by Step Solution

1. Step 1: Write the proportion equation
   89,081.31 : 122,932.00 = 48,245.31 : x
2. Step 2: Convert to fraction form
   89,081.31/122,932.00 = 48,245.31/x
3. Step 3: Cross multiply
   89,081.31x = 122,932.00 × 48,245.31
4. Step 4: Simplify right side
   89,081.31x = 5,930,892,990.66
5. Step 5: Solve for x
   x = 5,930,892,990.66/89,081.31
6. Step 6: Final answer
   x = 66,578.42