Finding the Third Proportional to 15,291.75 and 32,421.25

Step by Step Solution

1. Step 1: Write the proportion equation
   15,291.75 : 32,421.25 = 32,421.25 : x
2. Step 2: Convert to fraction form
   15,291.75/32,421.25 = 32,421.25/x
3. Step 3: Cross multiply
   15,291.75x = 32,421.25 × 32,421.25
4. Step 4: Simplify right side
   15,291.75x = 1,051,137,451.56
5. Step 5: Solve for x
   x = 1,051,137,451.56/15,291.75
6. Step 6: Final answer
   x = 68,738.86