Finding the Third Proportional to 162,391 and 242,764

Step by Step Solution

1. Step 1: Write the proportion equation
   162,391 : 242,764 = 242,764 : x
2. Step 2: Convert to fraction form
   162,391/242,764 = 242,764/x
3. Step 3: Cross multiply
   162,391x = 242,764 × 242,764
4. Step 4: Simplify right side
   162,391x = 58,934,359,696
5. Step 5: Solve for x
   x = 58,934,359,696/162,391
6. Step 6: Final answer
   x = 362,916.42