Finding the Third Proportional to 12,992 and 28,322

Step by Step Solution

1. Step 1: Write the proportion equation
   12,992 : 28,322 = 28,322 : x
2. Step 2: Convert to fraction form
   12,992/28,322 = 28,322/x
3. Step 3: Cross multiply
   12,992x = 28,322 × 28,322
4. Step 4: Simplify right side
   12,992x = 802,135,684
5. Step 5: Solve for x
   x = 802,135,684/12,992
6. Step 6: Final answer
   x = 61,740.74