Finding the Third Proportional to 7,428.66 and 16,315.31

Step by Step Solution

1. Step 1: Write the proportion equation
   7,428.66 : 16,315.31 = 16,315.31 : x
2. Step 2: Convert to fraction form
   7,428.66/16,315.31 = 16,315.31/x
3. Step 3: Cross multiply
   7,428.66x = 16,315.31 × 16,315.31
4. Step 4: Simplify right side
   7,428.66x = 266,189,421.97
5. Step 5: Solve for x
   x = 266,189,421.97/7,428.66
6. Step 6: Final answer
   x = 35,832.78