Finding the Third Proportional to 11,677.17 and 25,689.77

Step by Step Solution

1. Step 1: Write the proportion equation
   11,677.17 : 25,689.77 = 25,689.77 : x
2. Step 2: Convert to fraction form
   11,677.17/25,689.77 = 25,689.77/x
3. Step 3: Cross multiply
   11,677.17x = 25,689.77 × 25,689.77
4. Step 4: Simplify right side
   11,677.17x = 659,964,534.53
5. Step 5: Solve for x
   x = 659,964,534.53/11,677.17
6. Step 6: Final answer
   x = 56,517.50