Finding the Fourth Proportional to 16,861.98, 25,288.18 and 5,015.27

Step by Step Solution

1. Step 1: Write the proportion equation
   16,861.98 : 25,288.18 = 5,015.27 : x
2. Step 2: Convert to fraction form
   16,861.98/25,288.18 = 5,015.27/x
3. Step 3: Cross multiply
   16,861.98x = 25,288.18 × 5,015.27
4. Step 4: Simplify right side
   16,861.98x = 126,827,050.51
5. Step 5: Solve for x
   x = 126,827,050.51/16,861.98
6. Step 6: Final answer
   x = 7,521.48