Finding the Third Proportional to 12,658.64 and 27,700.17

Step by Step Solution

1. Step 1: Write the proportion equation
   12,658.64 : 27,700.17 = 27,700.17 : x
2. Step 2: Convert to fraction form
   12,658.64/27,700.17 = 27,700.17/x
3. Step 3: Cross multiply
   12,658.64x = 27,700.17 × 27,700.17
4. Step 4: Simplify right side
   12,658.64x = 767,299,521.90
5. Step 5: Solve for x
   x = 767,299,521.90/12,658.64
6. Step 6: Final answer
   x = 60,614.69