Finding the Fourth Proportional to 79,940.60, 110,316.50 and 44,131.72

Step by Step Solution

1. Step 1: Write the proportion equation
   79,940.60 : 110,316.50 = 44,131.72 : x
2. Step 2: Convert to fraction form
   79,940.60/110,316.50 = 44,131.72/x
3. Step 3: Cross multiply
   79,940.60x = 110,316.50 × 44,131.72
4. Step 4: Simplify right side
   79,940.60x = 4,868,456,889.38
5. Step 5: Solve for x
   x = 4,868,456,889.38/79,940.60
6. Step 6: Final answer
   x = 60,900.93