Finding the Third Proportional to 15,179.91 and 21,752.30

Step by Step Solution

1. Step 1: Write the proportion equation
   15,179.91 : 21,752.30 = 21,752.30 : x
2. Step 2: Convert to fraction form
   15,179.91/21,752.30 = 21,752.30/x
3. Step 3: Cross multiply
   15,179.91x = 21,752.30 × 21,752.30
4. Step 4: Simplify right side
   15,179.91x = 473,162,419.34
5. Step 5: Solve for x
   x = 473,162,419.34/15,179.91
6. Step 6: Final answer
   x = 31,170.31