Finding the Third Proportional to 48,292.50 and 76,842.75

Step by Step Solution

1. Step 1: Write the proportion equation
   48,292.50 : 76,842.75 = 76,842.75 : x
2. Step 2: Convert to fraction form
   48,292.50/76,842.75 = 76,842.75/x
3. Step 3: Cross multiply
   48,292.50x = 76,842.75 × 76,842.75
4. Step 4: Simplify right side
   48,292.50x = 5,904,808,227.56
5. Step 5: Solve for x
   x = 5,904,808,227.56/48,292.50
6. Step 6: Final answer
   x = 122,271.74