Finding the Fourth Proportional to 59,985.80, 82,785.30 and 34,500.42

Step by Step Solution

1. Step 1: Write the proportion equation
   59,985.80 : 82,785.30 = 34,500.42 : x
2. Step 2: Convert to fraction form
   59,985.80/82,785.30 = 34,500.42/x
3. Step 3: Cross multiply
   59,985.80x = 82,785.30 × 34,500.42
4. Step 4: Simplify right side
   59,985.80x = 2,856,127,619.83
5. Step 5: Solve for x
   x = 2,856,127,619.83/59,985.80
6. Step 6: Final answer
   x = 47,613.40