Finding the Fourth Proportional to 59,599.98, 89,416.71 and 48,478.86

Step by Step Solution

1. Step 1: Write the proportion equation
   59,599.98 : 89,416.71 = 48,478.86 : x
2. Step 2: Convert to fraction form
   59,599.98/89,416.71 = 48,478.86/x
3. Step 3: Cross multiply
   59,599.98x = 89,416.71 × 48,478.86
4. Step 4: Simplify right side
   59,599.98x = 4,334,820,165.75
5. Step 5: Solve for x
   x = 4,334,820,165.75/59,599.98
6. Step 6: Final answer
   x = 72,731.91