Finding the Third Proportional to 34,354.13 and 54,648

Step by Step Solution

1. Step 1: Write the proportion equation
   34,354.13 : 54,648 = 54,648 : x
2. Step 2: Convert to fraction form
   34,354.13/54,648 = 54,648/x
3. Step 3: Cross multiply
   34,354.13x = 54,648 × 54,648
4. Step 4: Simplify right side
   34,354.13x = 2,986,403,904
5. Step 5: Solve for x
   x = 2,986,403,904/34,354.13
6. Step 6: Final answer
   x = 86,929.99