Finding the Fourth Proportional to 59,857, 82,543.48 and 50,807.08

Step by Step Solution

1. Step 1: Write the proportion equation
   59,857 : 82,543.48 = 50,807.08 : x
2. Step 2: Convert to fraction form
   59,857/82,543.48 = 50,807.08/x
3. Step 3: Cross multiply
   59,857x = 82,543.48 × 50,807.08
4. Step 4: Simplify right side
   59,857x = 4,193,792,779.12
5. Step 5: Solve for x
   x = 4,193,792,779.12/59,857
6. Step 6: Final answer
   x = 70,063.53