Finding the Fourth Proportional to 59,790.60, 82,567.80 and 51,243.48

Step by Step Solution

1. Step 1: Write the proportion equation
   59,790.60 : 82,567.80 = 51,243.48 : x
2. Step 2: Convert to fraction form
   59,790.60/82,567.80 = 51,243.48/x
3. Step 3: Cross multiply
   59,790.60x = 82,567.80 × 51,243.48
4. Step 4: Simplify right side
   59,790.60x = 4,231,061,407.94
5. Step 5: Solve for x
   x = 4,231,061,407.94/59,790.60
6. Step 6: Final answer
   x = 70,764.66