Finding the Third Proportional to 68,614.50 and 148,164

Step by Step Solution

1. Step 1: Write the proportion equation
   68,614.50 : 148,164 = 148,164 : x
2. Step 2: Convert to fraction form
   68,614.50/148,164 = 148,164/x
3. Step 3: Cross multiply
   68,614.50x = 148,164 × 148,164
4. Step 4: Simplify right side
   68,614.50x = 21,952,570,896
5. Step 5: Solve for x
   x = 21,952,570,896/68,614.50
6. Step 6: Final answer
   x = 319,940.70