Finding the Third Proportional to 7,115.63 and 10,672.31

Step by Step Solution

1. Step 1: Write the proportion equation
   7,115.63 : 10,672.31 = 10,672.31 : x
2. Step 2: Convert to fraction form
   7,115.63/10,672.31 = 10,672.31/x
3. Step 3: Cross multiply
   7,115.63x = 10,672.31 × 10,672.31
4. Step 4: Simplify right side
   7,115.63x = 113,898,254.10
5. Step 5: Solve for x
   x = 113,898,254.10/7,115.63
6. Step 6: Final answer
   x = 16,006.78