Finding the Third Proportional to 12,976.88 and 28,231.88

Step by Step Solution

1. Step 1: Write the proportion equation
   12,976.88 : 28,231.88 = 28,231.88 : x
2. Step 2: Convert to fraction form
   12,976.88/28,231.88 = 28,231.88/x
3. Step 3: Cross multiply
   12,976.88x = 28,231.88 × 28,231.88
4. Step 4: Simplify right side
   12,976.88x = 797,038,766.02
5. Step 5: Solve for x
   x = 797,038,766.02/12,976.88
6. Step 6: Final answer
   x = 61,419.93