Finding the Third Proportional to 12,720.66 and 27,703.83

Step by Step Solution

1. Step 1: Write the proportion equation
   12,720.66 : 27,703.83 = 27,703.83 : x
2. Step 2: Convert to fraction form
   12,720.66/27,703.83 = 27,703.83/x
3. Step 3: Cross multiply
   12,720.66x = 27,703.83 × 27,703.83
4. Step 4: Simplify right side
   12,720.66x = 767,502,092.78
5. Step 5: Solve for x
   x = 767,502,092.78/12,720.66
6. Step 6: Final answer
   x = 60,335.10