Finding the Fourth Proportional to 59,899.48, 82,668.92 and 49,810.56

Step by Step Solution

1. Step 1: Write the proportion equation
   59,899.48 : 82,668.92 = 49,810.56 : x
2. Step 2: Convert to fraction form
   59,899.48/82,668.92 = 49,810.56/x
3. Step 3: Cross multiply
   59,899.48x = 82,668.92 × 49,810.56
4. Step 4: Simplify right side
   59,899.48x = 4,117,785,199.80
5. Step 5: Solve for x
   x = 4,117,785,199.80/59,899.48
6. Step 6: Final answer
   x = 68,744.92