Finding the Third Proportional to 172,632 and 369,250.50

Step by Step Solution

1. Step 1: Write the proportion equation
   172,632 : 369,250.50 = 369,250.50 : x
2. Step 2: Convert to fraction form
   172,632/369,250.50 = 369,250.50/x
3. Step 3: Cross multiply
   172,632x = 369,250.50 × 369,250.50
4. Step 4: Simplify right side
   172,632x = 136,345,931,750.25
5. Step 5: Solve for x
   x = 136,345,931,750.25/172,632
6. Step 6: Final answer
   x = 789,806.82