Finding the Third Proportional to 72,432 and 96,144

Step by Step Solution

1. Step 1: Write the proportion equation
   72,432 : 96,144 = 96,144 : x
2. Step 2: Convert to fraction form
   72,432/96,144 = 96,144/x
3. Step 3: Cross multiply
   72,432x = 96,144 × 96,144
4. Step 4: Simplify right side
   72,432x = 9,243,668,736
5. Step 5: Solve for x
   x = 9,243,668,736/72,432
6. Step 6: Final answer
   x = 127,618.58