Finding the Fourth Proportional to 4,499.32, 6,749.43 and 1,379.29

Step by Step Solution

1. Step 1: Write the proportion equation
   4,499.32 : 6,749.43 = 1,379.29 : x
2. Step 2: Convert to fraction form
   4,499.32/6,749.43 = 1,379.29/x
3. Step 3: Cross multiply
   4,499.32x = 6,749.43 × 1,379.29
4. Step 4: Simplify right side
   4,499.32x = 9,309,421.30
5. Step 5: Solve for x
   x = 9,309,421.30/4,499.32
6. Step 6: Final answer
   x = 2,069.07