Finding the Third Proportional to 169,798 and 248,680.50

Step by Step Solution

1. Step 1: Write the proportion equation
   169,798 : 248,680.50 = 248,680.50 : x
2. Step 2: Convert to fraction form
   169,798/248,680.50 = 248,680.50/x
3. Step 3: Cross multiply
   169,798x = 248,680.50 × 248,680.50
4. Step 4: Simplify right side
   169,798x = 61,841,991,080.25
5. Step 5: Solve for x
   x = 61,841,991,080.25/169,798
6. Step 6: Final answer
   x = 364,209.18