Finding the Third Proportional to 172,632 and 233,240

Step by Step Solution

1. Step 1: Write the proportion equation
   172,632 : 233,240 = 233,240 : x
2. Step 2: Convert to fraction form
   172,632/233,240 = 233,240/x
3. Step 3: Cross multiply
   172,632x = 233,240 × 233,240
4. Step 4: Simplify right side
   172,632x = 54,400,897,600
5. Step 5: Solve for x
   x = 54,400,897,600/172,632
6. Step 6: Final answer
   x = 315,126.38