Finding the Third Proportional to 4,386.23 and 9,592.59

Step by Step Solution

1. Step 1: Write the proportion equation
   4,386.23 : 9,592.59 = 9,592.59 : x
2. Step 2: Convert to fraction form
   4,386.23/9,592.59 = 9,592.59/x
3. Step 3: Cross multiply
   4,386.23x = 9,592.59 × 9,592.59
4. Step 4: Simplify right side
   4,386.23x = 92,017,854.85
5. Step 5: Solve for x
   x = 92,017,854.85/4,386.23
6. Step 6: Final answer
   x = 20,978.78