Finding the Third Proportional to 99,388 and 148,650

Step by Step Solution

1. Step 1: Write the proportion equation
   99,388 : 148,650 = 148,650 : x
2. Step 2: Convert to fraction form
   99,388/148,650 = 148,650/x
3. Step 3: Cross multiply
   99,388x = 148,650 × 148,650
4. Step 4: Simplify right side
   99,388x = 22,096,822,500
5. Step 5: Solve for x
   x = 22,096,822,500/99,388
6. Step 6: Final answer
   x = 222,328.88