Finding the Fourth Proportional to 12,499.32, 17,233.38 and 8,015.16

Step by Step Solution

1. Step 1: Write the proportion equation
   12,499.32 : 17,233.38 = 8,015.16 : x
2. Step 2: Convert to fraction form
   12,499.32/17,233.38 = 8,015.16/x
3. Step 3: Cross multiply
   12,499.32x = 17,233.38 × 8,015.16
4. Step 4: Simplify right side
   12,499.32x = 138,128,298.04
5. Step 5: Solve for x
   x = 138,128,298.04/12,499.32
6. Step 6: Final answer
   x = 11,050.87