Finding the Third Proportional to 98,820.50 and 147,960.75

Step by Step Solution

1. Step 1: Write the proportion equation
   98,820.50 : 147,960.75 = 147,960.75 : x
2. Step 2: Convert to fraction form
   98,820.50/147,960.75 = 147,960.75/x
3. Step 3: Cross multiply
   98,820.50x = 147,960.75 × 147,960.75
4. Step 4: Simplify right side
   98,820.50x = 21,892,383,540.56
5. Step 5: Solve for x
   x = 21,892,383,540.56/98,820.50
6. Step 6: Final answer
   x = 221,536.86