Finding the Fourth Proportional to 5,899.32, 8,138.34 and 3,804.12

Step by Step Solution

1. Step 1: Write the proportion equation
   5,899.32 : 8,138.34 = 3,804.12 : x
2. Step 2: Convert to fraction form
   5,899.32/8,138.34 = 3,804.12/x
3. Step 3: Cross multiply
   5,899.32x = 8,138.34 × 3,804.12
4. Step 4: Simplify right side
   5,899.32x = 30,959,221.96
5. Step 5: Solve for x
   x = 30,959,221.96/5,899.32
6. Step 6: Final answer
   x = 5,247.93