Finding the Third Proportional to 4,747.78 and 7,264.69

Step by Step Solution

1. Step 1: Write the proportion equation
   4,747.78 : 7,264.69 = 7,264.69 : x
2. Step 2: Convert to fraction form
   4,747.78/7,264.69 = 7,264.69/x
3. Step 3: Cross multiply
   4,747.78x = 7,264.69 × 7,264.69
4. Step 4: Simplify right side
   4,747.78x = 52,775,684.47
5. Step 5: Solve for x
   x = 52,775,684.47/4,747.78
6. Step 6: Final answer
   x = 11,115.86