Finding the Third Proportional to 5,286.52 and 7,390.62

Step by Step Solution

1. Step 1: Write the proportion equation
   5,286.52 : 7,390.62 = 7,390.62 : x
2. Step 2: Convert to fraction form
   5,286.52/7,390.62 = 7,390.62/x
3. Step 3: Cross multiply
   5,286.52x = 7,390.62 × 7,390.62
4. Step 4: Simplify right side
   5,286.52x = 54,621,222.41
5. Step 5: Solve for x
   x = 54,621,222.41/5,286.52
6. Step 6: Final answer
   x = 10,332.18