Finding the Fourth Proportional to 2,818.69, 3,889.10 and 1,700.29

Step by Step Solution

1. Step 1: Write the proportion equation
   2,818.69 : 3,889.10 = 1,700.29 : x
2. Step 2: Convert to fraction form
   2,818.69/3,889.10 = 1,700.29/x
3. Step 3: Cross multiply
   2,818.69x = 3,889.10 × 1,700.29
4. Step 4: Simplify right side
   2,818.69x = 6,612,569.89
5. Step 5: Solve for x
   x = 6,612,569.89/2,818.69
6. Step 6: Final answer
   x = 2,345.97