Finding the Fourth Proportional to 1,870.04, 2,803.43 and 1,382.42

Step by Step Solution

1. Step 1: Write the proportion equation
   1,870.04 : 2,803.43 = 1,382.42 : x
2. Step 2: Convert to fraction form
   1,870.04/2,803.43 = 1,382.42/x
3. Step 3: Cross multiply
   1,870.04x = 2,803.43 × 1,382.42
4. Step 4: Simplify right side
   1,870.04x = 3,875,496.77
5. Step 5: Solve for x
   x = 3,875,496.77/1,870.04
6. Step 6: Final answer
   x = 2,072.42