Finding the Fourth Proportional to 59,868.51, 89,833.05 and 39,891.62

Step by Step Solution

1. Step 1: Write the proportion equation
   59,868.51 : 89,833.05 = 39,891.62 : x
2. Step 2: Convert to fraction form
   59,868.51/89,833.05 = 39,891.62/x
3. Step 3: Cross multiply
   59,868.51x = 89,833.05 × 39,891.62
4. Step 4: Simplify right side
   59,868.51x = 3,583,585,444.88
5. Step 5: Solve for x
   x = 3,583,585,444.88/59,868.51
6. Step 6: Final answer
   x = 59,857.60