Finding the Third Proportional to 2,803.69 and 4,398.56

Step by Step Solution

1. Step 1: Write the proportion equation
   2,803.69 : 4,398.56 = 4,398.56 : x
2. Step 2: Convert to fraction form
   2,803.69/4,398.56 = 4,398.56/x
3. Step 3: Cross multiply
   2,803.69x = 4,398.56 × 4,398.56
4. Step 4: Simplify right side
   2,803.69x = 19,347,352.07
5. Step 5: Solve for x
   x = 19,347,352.07/2,803.69
6. Step 6: Final answer
   x = 6,900.68