Finding the Third Proportional to 99,231 and 148,864.50

Step by Step Solution

1. Step 1: Write the proportion equation
   99,231 : 148,864.50 = 148,864.50 : x
2. Step 2: Convert to fraction form
   99,231/148,864.50 = 148,864.50/x
3. Step 3: Cross multiply
   99,231x = 148,864.50 × 148,864.50
4. Step 4: Simplify right side
   99,231x = 22,160,639,360.25
5. Step 5: Solve for x
   x = 22,160,639,360.25/99,231
6. Step 6: Final answer
   x = 223,323.75