Finding the Fourth Proportional to 78,647.82, 108,536.72 and 44,655.20

Step by Step Solution

1. Step 1: Write the proportion equation
   78,647.82 : 108,536.72 = 44,655.20 : x
2. Step 2: Convert to fraction form
   78,647.82/108,536.72 = 44,655.20/x
3. Step 3: Cross multiply
   78,647.82x = 108,536.72 × 44,655.20
4. Step 4: Simplify right side
   78,647.82x = 4,846,728,938.94
5. Step 5: Solve for x
   x = 4,846,728,938.94/78,647.82
6. Step 6: Final answer
   x = 61,625.73