Finding the Third Proportional to 99,040.50 and 148,204.50

Step by Step Solution

1. Step 1: Write the proportion equation
   99,040.50 : 148,204.50 = 148,204.50 : x
2. Step 2: Convert to fraction form
   99,040.50/148,204.50 = 148,204.50/x
3. Step 3: Cross multiply
   99,040.50x = 148,204.50 × 148,204.50
4. Step 4: Simplify right side
   99,040.50x = 21,964,573,820.25
5. Step 5: Solve for x
   x = 21,964,573,820.25/99,040.50
6. Step 6: Final answer
   x = 221,773.66