Finding the Fourth Proportional to 59,759.42, 82,289.98 and 58,433.30

Step by Step Solution

1. Step 1: Write the proportion equation
   59,759.42 : 82,289.98 = 58,433.30 : x
2. Step 2: Convert to fraction form
   59,759.42/82,289.98 = 58,433.30/x
3. Step 3: Cross multiply
   59,759.42x = 82,289.98 × 58,433.30
4. Step 4: Simplify right side
   59,759.42x = 4,808,474,729.83
5. Step 5: Solve for x
   x = 4,808,474,729.83/59,759.42
6. Step 6: Final answer
   x = 80,463.88