Finding the Third Proportional to 12,301.88 and 28,517.06

Step by Step Solution

1. Step 1: Write the proportion equation
   12,301.88 : 28,517.06 = 28,517.06 : x
2. Step 2: Convert to fraction form
   12,301.88/28,517.06 = 28,517.06/x
3. Step 3: Cross multiply
   12,301.88x = 28,517.06 × 28,517.06
4. Step 4: Simplify right side
   12,301.88x = 813,222,853.63
5. Step 5: Solve for x
   x = 813,222,853.63/12,301.88
6. Step 6: Final answer
   x = 66,105.60