Finding the Third Proportional to 25,987.50 and 57,807

Step by Step Solution

1. Step 1: Write the proportion equation
   25,987.50 : 57,807 = 57,807 : x
2. Step 2: Convert to fraction form
   25,987.50/57,807 = 57,807/x
3. Step 3: Cross multiply
   25,987.50x = 57,807 × 57,807
4. Step 4: Simplify right side
   25,987.50x = 3,341,649,249
5. Step 5: Solve for x
   x = 3,341,649,249/25,987.50
6. Step 6: Final answer
   x = 128,586.79