Finding the Fourth Proportional to 4,499.25, 6,748.72 and 1,379.23

Step by Step Solution

1. Step 1: Write the proportion equation
   4,499.25 : 6,748.72 = 1,379.23 : x
2. Step 2: Convert to fraction form
   4,499.25/6,748.72 = 1,379.23/x
3. Step 3: Cross multiply
   4,499.25x = 6,748.72 × 1,379.23
4. Step 4: Simplify right side
   4,499.25x = 9,308,016.77
5. Step 5: Solve for x
   x = 9,308,016.77/4,499.25
6. Step 6: Final answer
   x = 2,068.79