Finding the Fourth Proportional to 2,046.56, 3,064.32 and 1,557.28

Step by Step Solution

1. Step 1: Write the proportion equation
   2,046.56 : 3,064.32 = 1,557.28 : x
2. Step 2: Convert to fraction form
   2,046.56/3,064.32 = 1,557.28/x
3. Step 3: Cross multiply
   2,046.56x = 3,064.32 × 1,557.28
4. Step 4: Simplify right side
   2,046.56x = 4,772,004.25
5. Step 5: Solve for x
   x = 4,772,004.25/2,046.56
6. Step 6: Final answer
   x = 2,331.72