Finding the Third Proportional to 10,686.94 and 14,562.28

Step by Step Solution

1. Step 1: Write the proportion equation
   10,686.94 : 14,562.28 = 14,562.28 : x
2. Step 2: Convert to fraction form
   10,686.94/14,562.28 = 14,562.28/x
3. Step 3: Cross multiply
   10,686.94x = 14,562.28 × 14,562.28
4. Step 4: Simplify right side
   10,686.94x = 212,060,035.20
5. Step 5: Solve for x
   x = 212,060,035.20/10,686.94
6. Step 6: Final answer
   x = 19,842.92