Finding the Fourth Proportional to 6,019.43, 8,307.83 and 3,782.21

Step by Step Solution

1. Step 1: Write the proportion equation
   6,019.43 : 8,307.83 = 3,782.21 : x
2. Step 2: Convert to fraction form
   6,019.43/8,307.83 = 3,782.21/x
3. Step 3: Cross multiply
   6,019.43x = 8,307.83 × 3,782.21
4. Step 4: Simplify right side
   6,019.43x = 31,421,925.62
5. Step 5: Solve for x
   x = 31,421,925.62/6,019.43
6. Step 6: Final answer
   x = 5,220.09