Finding the Fourth Proportional to 59,870.88, 89,822.52 and 48,880.80

Step by Step Solution

1. Step 1: Write the proportion equation
   59,870.88 : 89,822.52 = 48,880.80 : x
2. Step 2: Convert to fraction form
   59,870.88/89,822.52 = 48,880.80/x
3. Step 3: Cross multiply
   59,870.88x = 89,822.52 × 48,880.80
4. Step 4: Simplify right side
   59,870.88x = 4,390,596,635.62
5. Step 5: Solve for x
   x = 4,390,596,635.62/59,870.88
6. Step 6: Final answer
   x = 73,334.43