Finding the Fourth Proportional to 5,943.65, 8,199.90 and 3,818.89

Step by Step Solution

1. Step 1: Write the proportion equation
   5,943.65 : 8,199.90 = 3,818.89 : x
2. Step 2: Convert to fraction form
   5,943.65/8,199.90 = 3,818.89/x
3. Step 3: Cross multiply
   5,943.65x = 8,199.90 × 3,818.89
4. Step 4: Simplify right side
   5,943.65x = 31,314,495.61
5. Step 5: Solve for x
   x = 31,314,495.61/5,943.65
6. Step 6: Final answer
   x = 5,268.56