Finding the Fourth Proportional to 16,861.38, 25,287.71 and 5,012.34

Step by Step Solution

1. Step 1: Write the proportion equation
   16,861.38 : 25,287.71 = 5,012.34 : x
2. Step 2: Convert to fraction form
   16,861.38/25,287.71 = 5,012.34/x
3. Step 3: Cross multiply
   16,861.38x = 25,287.71 × 5,012.34
4. Step 4: Simplify right side
   16,861.38x = 126,750,575.28
5. Step 5: Solve for x
   x = 126,750,575.28/16,861.38
6. Step 6: Final answer
   x = 7,517.21