Finding the Fourth Proportional to 1,870.56, 2,804.76 and 716.04

Step by Step Solution

1. Step 1: Write the proportion equation
   1,870.56 : 2,804.76 = 716.04 : x
2. Step 2: Convert to fraction form
   1,870.56/2,804.76 = 716.04/x
3. Step 3: Cross multiply
   1,870.56x = 2,804.76 × 716.04
4. Step 4: Simplify right side
   1,870.56x = 2,008,320.35
5. Step 5: Solve for x
   x = 2,008,320.35/1,870.56
6. Step 6: Final answer
   x = 1,073.65