Finding the Fourth Proportional to 4,978.96, 7,466 and 2,899.69

Step by Step Solution

1. Step 1: Write the proportion equation
   4,978.96 : 7,466 = 2,899.69 : x
2. Step 2: Convert to fraction form
   4,978.96/7,466 = 2,899.69/x
3. Step 3: Cross multiply
   4,978.96x = 7,466 × 2,899.69
4. Step 4: Simplify right side
   4,978.96x = 21,649,085.54
5. Step 5: Solve for x
   x = 21,649,085.54/4,978.96
6. Step 6: Final answer
   x = 4,348.11