Finding the Fourth Proportional to 78,613.30, 108,469.50 and 46,775.98

Step by Step Solution

1. Step 1: Write the proportion equation
   78,613.30 : 108,469.50 = 46,775.98 : x
2. Step 2: Convert to fraction form
   78,613.30/108,469.50 = 46,775.98/x
3. Step 3: Cross multiply
   78,613.30x = 108,469.50 × 46,775.98
4. Step 4: Simplify right side
   78,613.30x = 5,073,767,162.61
5. Step 5: Solve for x
   x = 5,073,767,162.61/78,613.30
6. Step 6: Final answer
   x = 64,540.82