Finding the Third Proportional to 69,595.50 and 108,039

Step by Step Solution

1. Step 1: Write the proportion equation
   69,595.50 : 108,039 = 108,039 : x
2. Step 2: Convert to fraction form
   69,595.50/108,039 = 108,039/x
3. Step 3: Cross multiply
   69,595.50x = 108,039 × 108,039
4. Step 4: Simplify right side
   69,595.50x = 11,672,425,521
5. Step 5: Solve for x
   x = 11,672,425,521/69,595.50
6. Step 6: Final answer
   x = 167,718.11