Finding the Fourth Proportional to 59,707.58, 89,561.34 and 40,930.67

Step by Step Solution

1. Step 1: Write the proportion equation
   59,707.58 : 89,561.34 = 40,930.67 : x
2. Step 2: Convert to fraction form
   59,707.58/89,561.34 = 40,930.67/x
3. Step 3: Cross multiply
   59,707.58x = 89,561.34 × 40,930.67
4. Step 4: Simplify right side
   59,707.58x = 3,665,805,876.20
5. Step 5: Solve for x
   x = 3,665,805,876.20/59,707.58
6. Step 6: Final answer
   x = 61,395.99