Finding the Third Proportional to 12,780.28 and 27,952.59

Step by Step Solution

1. Step 1: Write the proportion equation
   12,780.28 : 27,952.59 = 27,952.59 : x
2. Step 2: Convert to fraction form
   12,780.28/27,952.59 = 27,952.59/x
3. Step 3: Cross multiply
   12,780.28x = 27,952.59 × 27,952.59
4. Step 4: Simplify right side
   12,780.28x = 781,347,497.35
5. Step 5: Solve for x
   x = 781,347,497.35/12,780.28
6. Step 6: Final answer
   x = 61,136.96