Finding the Fourth Proportional to 4,919.02, 7,379.61 and 1,456.54

Step by Step Solution

1. Step 1: Write the proportion equation
   4,919.02 : 7,379.61 = 1,456.54 : x
2. Step 2: Convert to fraction form
   4,919.02/7,379.61 = 1,456.54/x
3. Step 3: Cross multiply
   4,919.02x = 7,379.61 × 1,456.54
4. Step 4: Simplify right side
   4,919.02x = 10,748,697.15
5. Step 5: Solve for x
   x = 10,748,697.15/4,919.02
6. Step 6: Final answer
   x = 2,185.13