Finding the Fourth Proportional to 59,451.39, 89,114.21 and 21,987.39

Step by Step Solution

1. Step 1: Write the proportion equation
   59,451.39 : 89,114.21 = 21,987.39 : x
2. Step 2: Convert to fraction form
   59,451.39/89,114.21 = 21,987.39/x
3. Step 3: Cross multiply
   59,451.39x = 89,114.21 × 21,987.39
4. Step 4: Simplify right side
   59,451.39x = 1,959,388,779.87
5. Step 5: Solve for x
   x = 1,959,388,779.87/59,451.39
6. Step 6: Final answer
   x = 32,957.83