Finding the Third Proportional to 25,986.50 and 56,130.50

Step by Step Solution

1. Step 1: Write the proportion equation
   25,986.50 : 56,130.50 = 56,130.50 : x
2. Step 2: Convert to fraction form
   25,986.50/56,130.50 = 56,130.50/x
3. Step 3: Cross multiply
   25,986.50x = 56,130.50 × 56,130.50
4. Step 4: Simplify right side
   25,986.50x = 3,150,633,030.25
5. Step 5: Solve for x
   x = 3,150,633,030.25/25,986.50
6. Step 6: Final answer
   x = 121,241.15