Finding the Fourth Proportional to 59,718.12, 89,557.56 and 26,437.50

Step by Step Solution

1. Step 1: Write the proportion equation
   59,718.12 : 89,557.56 = 26,437.50 : x
2. Step 2: Convert to fraction form
   59,718.12/89,557.56 = 26,437.50/x
3. Step 3: Cross multiply
   59,718.12x = 89,557.56 × 26,437.50
4. Step 4: Simplify right side
   59,718.12x = 2,367,677,992.50
5. Step 5: Solve for x
   x = 2,367,677,992.50/59,718.12
6. Step 6: Final answer
   x = 39,647.56