Finding the Third Proportional to 38,740.13 and 54,553.69

Step by Step Solution

1. Step 1: Write the proportion equation
   38,740.13 : 54,553.69 = 54,553.69 : x
2. Step 2: Convert to fraction form
   38,740.13/54,553.69 = 54,553.69/x
3. Step 3: Cross multiply
   38,740.13x = 54,553.69 × 54,553.69
4. Step 4: Simplify right side
   38,740.13x = 2,976,104,819.85
5. Step 5: Solve for x
   x = 2,976,104,819.85/38,740.13
6. Step 6: Final answer
   x = 76,822.28