Finding the Third Proportional to 108,299 and 162,448.50

Step by Step Solution

1. Step 1: Write the proportion equation
   108,299 : 162,448.50 = 162,448.50 : x
2. Step 2: Convert to fraction form
   108,299/162,448.50 = 162,448.50/x
3. Step 3: Cross multiply
   108,299x = 162,448.50 × 162,448.50
4. Step 4: Simplify right side
   108,299x = 26,389,515,152.25
5. Step 5: Solve for x
   x = 26,389,515,152.25/108,299
6. Step 6: Final answer
   x = 243,672.75