Finding the Third Proportional to 25,891.50 and 56,661

Step by Step Solution

1. Step 1: Write the proportion equation
   25,891.50 : 56,661 = 56,661 : x
2. Step 2: Convert to fraction form
   25,891.50/56,661 = 56,661/x
3. Step 3: Cross multiply
   25,891.50x = 56,661 × 56,661
4. Step 4: Simplify right side
   25,891.50x = 3,210,468,921
5. Step 5: Solve for x
   x = 3,210,468,921/25,891.50
6. Step 6: Final answer
   x = 123,997.02