Finding the Third Proportional to 108,432 and 162,072

Step by Step Solution

1. Step 1: Write the proportion equation
   108,432 : 162,072 = 162,072 : x
2. Step 2: Convert to fraction form
   108,432/162,072 = 162,072/x
3. Step 3: Cross multiply
   108,432x = 162,072 × 162,072
4. Step 4: Simplify right side
   108,432x = 26,267,333,184
5. Step 5: Solve for x
   x = 26,267,333,184/108,432
6. Step 6: Final answer
   x = 242,247.06