Finding the Fourth Proportional to 1,870.14, 2,580.60 and 1,084.05

Step by Step Solution

1. Step 1: Write the proportion equation
   1,870.14 : 2,580.60 = 1,084.05 : x
2. Step 2: Convert to fraction form
   1,870.14/2,580.60 = 1,084.05/x
3. Step 3: Cross multiply
   1,870.14x = 2,580.60 × 1,084.05
4. Step 4: Simplify right side
   1,870.14x = 2,797,499.43
5. Step 5: Solve for x
   x = 2,797,499.43/1,870.14
6. Step 6: Final answer
   x = 1,495.88