Finding the Third Proportional to 3,397.78 and 4,784.91

Step by Step Solution

1. Step 1: Write the proportion equation
   3,397.78 : 4,784.91 = 4,784.91 : x
2. Step 2: Convert to fraction form
   3,397.78/4,784.91 = 4,784.91/x
3. Step 3: Cross multiply
   3,397.78x = 4,784.91 × 4,784.91
4. Step 4: Simplify right side
   3,397.78x = 22,895,327.82
5. Step 5: Solve for x
   x = 22,895,327.82/3,397.78
6. Step 6: Final answer
   x = 6,738.32