Finding the Third Proportional to 82,159.50 and 124,776

Step by Step Solution

1. Step 1: Write the proportion equation
   82,159.50 : 124,776 = 124,776 : x
2. Step 2: Convert to fraction form
   82,159.50/124,776 = 124,776/x
3. Step 3: Cross multiply
   82,159.50x = 124,776 × 124,776
4. Step 4: Simplify right side
   82,159.50x = 15,569,050,176
5. Step 5: Solve for x
   x = 15,569,050,176/82,159.50
6. Step 6: Final answer
   x = 189,497.87