Finding the Third Proportional to 110,500.25 and 169,945.50

Step by Step Solution

1. Step 1: Write the proportion equation
   110,500.25 : 169,945.50 = 169,945.50 : x
2. Step 2: Convert to fraction form
   110,500.25/169,945.50 = 169,945.50/x
3. Step 3: Cross multiply
   110,500.25x = 169,945.50 × 169,945.50
4. Step 4: Simplify right side
   110,500.25x = 28,881,472,970.25
5. Step 5: Solve for x
   x = 28,881,472,970.25/110,500.25
6. Step 6: Final answer
   x = 261,370.20