Finding the Fourth Proportional to 2,069.86, 3,105.30 and 1,700.29

Step by Step Solution

1. Step 1: Write the proportion equation
   2,069.86 : 3,105.30 = 1,700.29 : x
2. Step 2: Convert to fraction form
   2,069.86/3,105.30 = 1,700.29/x
3. Step 3: Cross multiply
   2,069.86x = 3,105.30 × 1,700.29
4. Step 4: Simplify right side
   2,069.86x = 5,279,902.50
5. Step 5: Solve for x
   x = 5,279,902.50/2,069.86
6. Step 6: Final answer
   x = 2,550.85