Finding the Third Proportional to 71,209.25 and 110,702

Step by Step Solution

1. Step 1: Write the proportion equation
   71,209.25 : 110,702 = 110,702 : x
2. Step 2: Convert to fraction form
   71,209.25/110,702 = 110,702/x
3. Step 3: Cross multiply
   71,209.25x = 110,702 × 110,702
4. Step 4: Simplify right side
   71,209.25x = 12,254,932,804
5. Step 5: Solve for x
   x = 12,254,932,804/71,209.25
6. Step 6: Final answer
   x = 172,097.48