Finding the Third Proportional to 108,173 and 161,359.50

Step by Step Solution

1. Step 1: Write the proportion equation
   108,173 : 161,359.50 = 161,359.50 : x
2. Step 2: Convert to fraction form
   108,173/161,359.50 = 161,359.50/x
3. Step 3: Cross multiply
   108,173x = 161,359.50 × 161,359.50
4. Step 4: Simplify right side
   108,173x = 26,036,888,240.25
5. Step 5: Solve for x
   x = 26,036,888,240.25/108,173
6. Step 6: Final answer
   x = 240,696.74