Finding the Third Proportional to 12,242 and 28,085

Step by Step Solution

1. Step 1: Write the proportion equation
   12,242 : 28,085 = 28,085 : x
2. Step 2: Convert to fraction form
   12,242/28,085 = 28,085/x
3. Step 3: Cross multiply
   12,242x = 28,085 × 28,085
4. Step 4: Simplify right side
   12,242x = 788,767,225
5. Step 5: Solve for x
   x = 788,767,225/12,242
6. Step 6: Final answer
   x = 64,431.24