Finding the Third Proportional to 54,315 and 76,882.50

Step by Step Solution

1. Step 1: Write the proportion equation
   54,315 : 76,882.50 = 76,882.50 : x
2. Step 2: Convert to fraction form
   54,315/76,882.50 = 76,882.50/x
3. Step 3: Cross multiply
   54,315x = 76,882.50 × 76,882.50
4. Step 4: Simplify right side
   54,315x = 5,910,918,806.25
5. Step 5: Solve for x
   x = 5,910,918,806.25/54,315
6. Step 6: Final answer
   x = 108,826.64