Finding the Third Proportional to 98,775 and 156,910.50

Step by Step Solution

1. Step 1: Write the proportion equation
   98,775 : 156,910.50 = 156,910.50 : x
2. Step 2: Convert to fraction form
   98,775/156,910.50 = 156,910.50/x
3. Step 3: Cross multiply
   98,775x = 156,910.50 × 156,910.50
4. Step 4: Simplify right side
   98,775x = 24,620,905,010.25
5. Step 5: Solve for x
   x = 24,620,905,010.25/98,775
6. Step 6: Final answer
   x = 249,262.52