Finding the Fourth Proportional to 1,870.44, 2,804.70 and 1,185

Step by Step Solution

1. Step 1: Write the proportion equation
   1,870.44 : 2,804.70 = 1,185 : x
2. Step 2: Convert to fraction form
   1,870.44/2,804.70 = 1,185/x
3. Step 3: Cross multiply
   1,870.44x = 2,804.70 × 1,185
4. Step 4: Simplify right side
   1,870.44x = 3,323,569.50
5. Step 5: Solve for x
   x = 3,323,569.50/1,870.44
6. Step 6: Final answer
   x = 1,776.89