Finding the Fourth Proportional to 1,807.62, 2,707.83 and 1,655.34

Step by Step Solution

1. Step 1: Write the proportion equation
   1,807.62 : 2,707.83 = 1,655.34 : x
2. Step 2: Convert to fraction form
   1,807.62/2,707.83 = 1,655.34/x
3. Step 3: Cross multiply
   1,807.62x = 2,707.83 × 1,655.34
4. Step 4: Simplify right side
   1,807.62x = 4,482,379.31
5. Step 5: Solve for x
   x = 4,482,379.31/1,807.62
6. Step 6: Final answer
   x = 2,479.71