Finding the Fourth Proportional to 8,870.36, 13,296.42 and 3,319.83

Step by Step Solution

1. Step 1: Write the proportion equation
   8,870.36 : 13,296.42 = 3,319.83 : x
2. Step 2: Convert to fraction form
   8,870.36/13,296.42 = 3,319.83/x
3. Step 3: Cross multiply
   8,870.36x = 13,296.42 × 3,319.83
4. Step 4: Simplify right side
   8,870.36x = 44,141,854.01
5. Step 5: Solve for x
   x = 44,141,854.01/8,870.36
6. Step 6: Final answer
   x = 4,976.33