Finding the Third Proportional to 34,188 and 71,831.25

Step by Step Solution

1. Step 1: Write the proportion equation
   34,188 : 71,831.25 = 71,831.25 : x
2. Step 2: Convert to fraction form
   34,188/71,831.25 = 71,831.25/x
3. Step 3: Cross multiply
   34,188x = 71,831.25 × 71,831.25
4. Step 4: Simplify right side
   34,188x = 5,159,728,476.56
5. Step 5: Solve for x
   x = 5,159,728,476.56/34,188
6. Step 6: Final answer
   x = 150,922.21