Finding the Third Proportional to 10,312.31 and 15,514.03

Step by Step Solution

1. Step 1: Write the proportion equation
   10,312.31 : 15,514.03 = 15,514.03 : x
2. Step 2: Convert to fraction form
   10,312.31/15,514.03 = 15,514.03/x
3. Step 3: Cross multiply
   10,312.31x = 15,514.03 × 15,514.03
4. Step 4: Simplify right side
   10,312.31x = 240,685,165.63
5. Step 5: Solve for x
   x = 240,685,165.63/10,312.31
6. Step 6: Final answer
   x = 23,339.59