Finding the Third Proportional to 116,129.50 and 169,713

Step by Step Solution

1. Step 1: Write the proportion equation
   116,129.50 : 169,713 = 169,713 : x
2. Step 2: Convert to fraction form
   116,129.50/169,713 = 169,713/x
3. Step 3: Cross multiply
   116,129.50x = 169,713 × 169,713
4. Step 4: Simplify right side
   116,129.50x = 28,802,502,369
5. Step 5: Solve for x
   x = 28,802,502,369/116,129.50
6. Step 6: Final answer
   x = 248,020.55