Finding the Third Proportional to 162,113 and 242,521

Step by Step Solution

1. Step 1: Write the proportion equation
   162,113 : 242,521 = 242,521 : x
2. Step 2: Convert to fraction form
   162,113/242,521 = 242,521/x
3. Step 3: Cross multiply
   162,113x = 242,521 × 242,521
4. Step 4: Simplify right side
   162,113x = 58,816,435,441
5. Step 5: Solve for x
   x = 58,816,435,441/162,113
6. Step 6: Final answer
   x = 362,811.34