Finding the Fourth Proportional to 67,139.73, 100,719.18 and 25,016.22

Step by Step Solution

1. Step 1: Write the proportion equation
   67,139.73 : 100,719.18 = 25,016.22 : x
2. Step 2: Convert to fraction form
   67,139.73/100,719.18 = 25,016.22/x
3. Step 3: Cross multiply
   67,139.73x = 100,719.18 × 25,016.22
4. Step 4: Simplify right side
   67,139.73x = 2,519,613,165.10
5. Step 5: Solve for x
   x = 2,519,613,165.10/67,139.73
6. Step 6: Final answer
   x = 37,527.90