Finding the Fourth Proportional to 1,870.96, 2,804.52 and 896.32

Step by Step Solution

1. Step 1: Write the proportion equation
   1,870.96 : 2,804.52 = 896.32 : x
2. Step 2: Convert to fraction form
   1,870.96/2,804.52 = 896.32/x
3. Step 3: Cross multiply
   1,870.96x = 2,804.52 × 896.32
4. Step 4: Simplify right side
   1,870.96x = 2,513,747.37
5. Step 5: Solve for x
   x = 2,513,747.37/1,870.96
6. Step 6: Final answer
   x = 1,343.56