Finding the Fourth Proportional to 59,707.67, 89,415.70 and 58,133.03

Step by Step Solution

1. Step 1: Write the proportion equation
   59,707.67 : 89,415.70 = 58,133.03 : x
2. Step 2: Convert to fraction form
   59,707.67/89,415.70 = 58,133.03/x
3. Step 3: Cross multiply
   59,707.67x = 89,415.70 × 58,133.03
4. Step 4: Simplify right side
   59,707.67x = 5,198,004,978.16
5. Step 5: Solve for x
   x = 5,198,004,978.16/59,707.67
6. Step 6: Final answer
   x = 87,057.58