Finding the Fourth Proportional to 2,174.32, 3,258.52 and 1,583.32

Step by Step Solution

1. Step 1: Write the proportion equation
   2,174.32 : 3,258.52 = 1,583.32 : x
2. Step 2: Convert to fraction form
   2,174.32/3,258.52 = 1,583.32/x
3. Step 3: Cross multiply
   2,174.32x = 3,258.52 × 1,583.32
4. Step 4: Simplify right side
   2,174.32x = 5,159,279.89
5. Step 5: Solve for x
   x = 5,159,279.89/2,174.32
6. Step 6: Final answer
   x = 2,372.82