Finding the Third Proportional to 4,793.34 and 7,920.28

Step by Step Solution

1. Step 1: Write the proportion equation
   4,793.34 : 7,920.28 = 7,920.28 : x
2. Step 2: Convert to fraction form
   4,793.34/7,920.28 = 7,920.28/x
3. Step 3: Cross multiply
   4,793.34x = 7,920.28 × 7,920.28
4. Step 4: Simplify right side
   4,793.34x = 62,730,855.08
5. Step 5: Solve for x
   x = 62,730,855.08/4,793.34
6. Step 6: Final answer
   x = 13,087.08