Finding the Third Proportional to 5,582.13 and 8,885.69

Step by Step Solution

1. Step 1: Write the proportion equation
   5,582.13 : 8,885.69 = 8,885.69 : x
2. Step 2: Convert to fraction form
   5,582.13/8,885.69 = 8,885.69/x
3. Step 3: Cross multiply
   5,582.13x = 8,885.69 × 8,885.69
4. Step 4: Simplify right side
   5,582.13x = 78,955,442.35
5. Step 5: Solve for x
   x = 78,955,442.35/5,582.13
6. Step 6: Final answer
   x = 14,144.33