Finding the Third Proportional to 162,499 and 251,124

Step by Step Solution

1. Step 1: Write the proportion equation
   162,499 : 251,124 = 251,124 : x
2. Step 2: Convert to fraction form
   162,499/251,124 = 251,124/x
3. Step 3: Cross multiply
   162,499x = 251,124 × 251,124
4. Step 4: Simplify right side
   162,499x = 63,063,263,376
5. Step 5: Solve for x
   x = 63,063,263,376/162,499
6. Step 6: Final answer
   x = 388,084.01