Finding the Third Proportional to 78,936.50 and 169,132

Step by Step Solution

1. Step 1: Write the proportion equation
   78,936.50 : 169,132 = 169,132 : x
2. Step 2: Convert to fraction form
   78,936.50/169,132 = 169,132/x
3. Step 3: Cross multiply
   78,936.50x = 169,132 × 169,132
4. Step 4: Simplify right side
   78,936.50x = 28,605,633,424
5. Step 5: Solve for x
   x = 28,605,633,424/78,936.50
6. Step 6: Final answer
   x = 362,387.91