Finding the Fourth Proportional to 4,978.05, 7,464.33 and 2,054.76

Step by Step Solution

1. Step 1: Write the proportion equation
   4,978.05 : 7,464.33 = 2,054.76 : x
2. Step 2: Convert to fraction form
   4,978.05/7,464.33 = 2,054.76/x
3. Step 3: Cross multiply
   4,978.05x = 7,464.33 × 2,054.76
4. Step 4: Simplify right side
   4,978.05x = 15,337,406.71
5. Step 5: Solve for x
   x = 15,337,406.71/4,978.05
6. Step 6: Final answer
   x = 3,081.01