Finding the Third Proportional to 11,242.55 and 16,892.30

Step by Step Solution

1. Step 1: Write the proportion equation
   11,242.55 : 16,892.30 = 16,892.30 : x
2. Step 2: Convert to fraction form
   11,242.55/16,892.30 = 16,892.30/x
3. Step 3: Cross multiply
   11,242.55x = 16,892.30 × 16,892.30
4. Step 4: Simplify right side
   11,242.55x = 285,349,693.71
5. Step 5: Solve for x
   x = 285,349,693.71/11,242.55
6. Step 6: Final answer
   x = 25,381.23