Finding the Third Proportional to 67,632 and 147,120

Step by Step Solution

1. Step 1: Write the proportion equation
   67,632 : 147,120 = 147,120 : x
2. Step 2: Convert to fraction form
   67,632/147,120 = 147,120/x
3. Step 3: Cross multiply
   67,632x = 147,120 × 147,120
4. Step 4: Simplify right side
   67,632x = 21,644,294,400
5. Step 5: Solve for x
   x = 21,644,294,400/67,632
6. Step 6: Final answer
   x = 320,030.38