Finding the Fourth Proportional to 59,399.72, 89,157.90 and 44,644.76

Step by Step Solution

1. Step 1: Write the proportion equation
   59,399.72 : 89,157.90 = 44,644.76 : x
2. Step 2: Convert to fraction form
   59,399.72/89,157.90 = 44,644.76/x
3. Step 3: Cross multiply
   59,399.72x = 89,157.90 × 44,644.76
4. Step 4: Simplify right side
   59,399.72x = 3,980,433,047.60
5. Step 5: Solve for x
   x = 3,980,433,047.60/59,399.72
6. Step 6: Final answer
   x = 67,010.97