Finding the Fourth Proportional to 59,535.99, 89,325.86 and 42,914.79

Step by Step Solution

1. Step 1: Write the proportion equation
   59,535.99 : 89,325.86 = 42,914.79 : x
2. Step 2: Convert to fraction form
   59,535.99/89,325.86 = 42,914.79/x
3. Step 3: Cross multiply
   59,535.99x = 89,325.86 × 42,914.79
4. Step 4: Simplify right side
   59,535.99x = 3,833,400,308.90
5. Step 5: Solve for x
   x = 3,833,400,308.90/59,535.99
6. Step 6: Final answer
   x = 64,387.95