Finding the Third Proportional to 98,443.50 and 152,728.50

Step by Step Solution

1. Step 1: Write the proportion equation
   98,443.50 : 152,728.50 = 152,728.50 : x
2. Step 2: Convert to fraction form
   98,443.50/152,728.50 = 152,728.50/x
3. Step 3: Cross multiply
   98,443.50x = 152,728.50 × 152,728.50
4. Step 4: Simplify right side
   98,443.50x = 23,325,994,712.25
5. Step 5: Solve for x
   x = 23,325,994,712.25/98,443.50
6. Step 6: Final answer
   x = 236,948.04