Finding the Third Proportional to 12,861 and 28,184

Step by Step Solution

1. Step 1: Write the proportion equation
   12,861 : 28,184 = 28,184 : x
2. Step 2: Convert to fraction form
   12,861/28,184 = 28,184/x
3. Step 3: Cross multiply
   12,861x = 28,184 × 28,184
4. Step 4: Simplify right side
   12,861x = 794,337,856
5. Step 5: Solve for x
   x = 794,337,856/12,861
6. Step 6: Final answer
   x = 61,763.30