Finding the Third Proportional to 170,135 and 372,831.50

Step by Step Solution

1. Step 1: Write the proportion equation
   170,135 : 372,831.50 = 372,831.50 : x
2. Step 2: Convert to fraction form
   170,135/372,831.50 = 372,831.50/x
3. Step 3: Cross multiply
   170,135x = 372,831.50 × 372,831.50
4. Step 4: Simplify right side
   170,135x = 139,003,327,392.25
5. Step 5: Solve for x
   x = 139,003,327,392.25/170,135
6. Step 6: Final answer
   x = 817,017.82