Finding the Fourth Proportional to 9,919.32, 14,879.58 and 2,993.82

Step by Step Solution

1. Step 1: Write the proportion equation
   9,919.32 : 14,879.58 = 2,993.82 : x
2. Step 2: Convert to fraction form
   9,919.32/14,879.58 = 2,993.82/x
3. Step 3: Cross multiply
   9,919.32x = 14,879.58 × 2,993.82
4. Step 4: Simplify right side
   9,919.32x = 44,546,784.20
5. Step 5: Solve for x
   x = 44,546,784.20/9,919.32
6. Step 6: Final answer
   x = 4,490.91