Finding the Fourth Proportional to 2,354.32, 3,532.83 and 874.57

Step by Step Solution

1. Step 1: Write the proportion equation
   2,354.32 : 3,532.83 = 874.57 : x
2. Step 2: Convert to fraction form
   2,354.32/3,532.83 = 874.57/x
3. Step 3: Cross multiply
   2,354.32x = 3,532.83 × 874.57
4. Step 4: Simplify right side
   2,354.32x = 3,089,707.13
5. Step 5: Solve for x
   x = 3,089,707.13/2,354.32
6. Step 6: Final answer
   x = 1,312.36