Finding the Fourth Proportional to 4,978.35, 7,457.81 and 3,025.71

Step by Step Solution

1. Step 1: Write the proportion equation
   4,978.35 : 7,457.81 = 3,025.71 : x
2. Step 2: Convert to fraction form
   4,978.35/7,457.81 = 3,025.71/x
3. Step 3: Cross multiply
   4,978.35x = 7,457.81 × 3,025.71
4. Step 4: Simplify right side
   4,978.35x = 22,565,155.17
5. Step 5: Solve for x
   x = 22,565,155.17/4,978.35
6. Step 6: Final answer
   x = 4,532.66