Finding the Third Proportional to 88,578 and 147,630

Step by Step Solution

1. Step 1: Write the proportion equation
   88,578 : 147,630 = 147,630 : x
2. Step 2: Convert to fraction form
   88,578/147,630 = 147,630/x
3. Step 3: Cross multiply
   88,578x = 147,630 × 147,630
4. Step 4: Simplify right side
   88,578x = 21,794,616,900
5. Step 5: Solve for x
   x = 21,794,616,900/88,578
6. Step 6: Final answer
   x = 246,050