Finding the Third Proportional to 98,403 and 156,654.50

Step by Step Solution

1. Step 1: Write the proportion equation
   98,403 : 156,654.50 = 156,654.50 : x
2. Step 2: Convert to fraction form
   98,403/156,654.50 = 156,654.50/x
3. Step 3: Cross multiply
   98,403x = 156,654.50 × 156,654.50
4. Step 4: Simplify right side
   98,403x = 24,540,632,370.25
5. Step 5: Solve for x
   x = 24,540,632,370.25/98,403
6. Step 6: Final answer
   x = 249,389.07