Finding the Third Proportional to 25,869 and 56,581.50

Step by Step Solution

1. Step 1: Write the proportion equation
   25,869 : 56,581.50 = 56,581.50 : x
2. Step 2: Convert to fraction form
   25,869/56,581.50 = 56,581.50/x
3. Step 3: Cross multiply
   25,869x = 56,581.50 × 56,581.50
4. Step 4: Simplify right side
   25,869x = 3,201,466,142.25
5. Step 5: Solve for x
   x = 3,201,466,142.25/25,869
6. Step 6: Final answer
   x = 123,756.86