Finding the Fourth Proportional to 8,870.46, 13,314.93 and 3,943.59

Step by Step Solution

1. Step 1: Write the proportion equation
   8,870.46 : 13,314.93 = 3,943.59 : x
2. Step 2: Convert to fraction form
   8,870.46/13,314.93 = 3,943.59/x
3. Step 3: Cross multiply
   8,870.46x = 13,314.93 × 3,943.59
4. Step 4: Simplify right side
   8,870.46x = 52,508,624.80
5. Step 5: Solve for x
   x = 52,508,624.80/8,870.46
6. Step 6: Final answer
   x = 5,919.49