Finding the Third Proportional to 12,297.75 and 28,871.25

Step by Step Solution

1. Step 1: Write the proportion equation
   12,297.75 : 28,871.25 = 28,871.25 : x
2. Step 2: Convert to fraction form
   12,297.75/28,871.25 = 28,871.25/x
3. Step 3: Cross multiply
   12,297.75x = 28,871.25 × 28,871.25
4. Step 4: Simplify right side
   12,297.75x = 833,549,076.56
5. Step 5: Solve for x
   x = 833,549,076.56/12,297.75
6. Step 6: Final answer
   x = 67,780.62