Finding the Fourth Proportional to 2,430.56, 3,647.28 and 1,334.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,430.56 : 3,647.28 = 1,334.72 : x
2. Step 2: Convert to fraction form
   2,430.56/3,647.28 = 1,334.72/x
3. Step 3: Cross multiply
   2,430.56x = 3,647.28 × 1,334.72
4. Step 4: Simplify right side
   2,430.56x = 4,868,097.56
5. Step 5: Solve for x
   x = 4,868,097.56/2,430.56
6. Step 6: Final answer
   x = 2,002.87