Finding the Third Proportional to 98,512.50 and 148,498.50

Step by Step Solution

1. Step 1: Write the proportion equation
   98,512.50 : 148,498.50 = 148,498.50 : x
2. Step 2: Convert to fraction form
   98,512.50/148,498.50 = 148,498.50/x
3. Step 3: Cross multiply
   98,512.50x = 148,498.50 × 148,498.50
4. Step 4: Simplify right side
   98,512.50x = 22,051,804,502.25
5. Step 5: Solve for x
   x = 22,051,804,502.25/98,512.50
6. Step 6: Final answer
   x = 223,847.78