Finding the Fourth Proportional to 5,443.05, 8,145.93 and 3,779.08

Step by Step Solution

1. Step 1: Write the proportion equation
   5,443.05 : 8,145.93 = 3,779.08 : x
2. Step 2: Convert to fraction form
   5,443.05/8,145.93 = 3,779.08/x
3. Step 3: Cross multiply
   5,443.05x = 8,145.93 × 3,779.08
4. Step 4: Simplify right side
   5,443.05x = 30,784,100.78
5. Step 5: Solve for x
   x = 30,784,100.78/5,443.05
6. Step 6: Final answer
   x = 5,655.67