Finding the Fourth Proportional to 1,875.89, 2,815.37 and 1,802.09

Step by Step Solution

1. Step 1: Write the proportion equation
   1,875.89 : 2,815.37 = 1,802.09 : x
2. Step 2: Convert to fraction form
   1,875.89/2,815.37 = 1,802.09/x
3. Step 3: Cross multiply
   1,875.89x = 2,815.37 × 1,802.09
4. Step 4: Simplify right side
   1,875.89x = 5,073,527.04
5. Step 5: Solve for x
   x = 5,073,527.04/1,875.89
6. Step 6: Final answer
   x = 2,704.60