Finding the Fourth Proportional to 79,466.65, 109,665.98 and 43,660

Step by Step Solution

1. Step 1: Write the proportion equation
   79,466.65 : 109,665.98 = 43,660 : x
2. Step 2: Convert to fraction form
   79,466.65/109,665.98 = 43,660/x
3. Step 3: Cross multiply
   79,466.65x = 109,665.98 × 43,660
4. Step 4: Simplify right side
   79,466.65x = 4,788,016,686.80
5. Step 5: Solve for x
   x = 4,788,016,686.80/79,466.65
6. Step 6: Final answer
   x = 60,251.90