Finding the Third Proportional to 151,632 and 231,120

Step by Step Solution

1. Step 1: Write the proportion equation
   151,632 : 231,120 = 231,120 : x
2. Step 2: Convert to fraction form
   151,632/231,120 = 231,120/x
3. Step 3: Cross multiply
   151,632x = 231,120 × 231,120
4. Step 4: Simplify right side
   151,632x = 53,416,454,400
5. Step 5: Solve for x
   x = 53,416,454,400/151,632
6. Step 6: Final answer
   x = 352,276.92