Finding the Fourth Proportional to 59,715.81, 89,499.69 and 52,334.64

Step by Step Solution

1. Step 1: Write the proportion equation
   59,715.81 : 89,499.69 = 52,334.64 : x
2. Step 2: Convert to fraction form
   59,715.81/89,499.69 = 52,334.64/x
3. Step 3: Cross multiply
   59,715.81x = 89,499.69 × 52,334.64
4. Step 4: Simplify right side
   59,715.81x = 4,683,934,056.26
5. Step 5: Solve for x
   x = 4,683,934,056.26/59,715.81
6. Step 6: Final answer
   x = 78,437.08