Finding the Third Proportional to 109,680 and 148,630

Step by Step Solution

1. Step 1: Write the proportion equation
   109,680 : 148,630 = 148,630 : x
2. Step 2: Convert to fraction form
   109,680/148,630 = 148,630/x
3. Step 3: Cross multiply
   109,680x = 148,630 × 148,630
4. Step 4: Simplify right side
   109,680x = 22,090,876,900
5. Step 5: Solve for x
   x = 22,090,876,900/109,680
6. Step 6: Final answer
   x = 201,412.08