Finding the Fourth Proportional to 59,912.46, 89,870.99 and 15,538.05

Step by Step Solution

1. Step 1: Write the proportion equation
   59,912.46 : 89,870.99 = 15,538.05 : x
2. Step 2: Convert to fraction form
   59,912.46/89,870.99 = 15,538.05/x
3. Step 3: Cross multiply
   59,912.46x = 89,870.99 × 15,538.05
4. Step 4: Simplify right side
   59,912.46x = 1,396,419,858.48
5. Step 5: Solve for x
   x = 1,396,419,858.48/59,912.46
6. Step 6: Final answer
   x = 23,307.67