Finding the Fourth Proportional to 4,499.14, 6,754.92 and 3,109.05

Step by Step Solution

1. Step 1: Write the proportion equation
   4,499.14 : 6,754.92 = 3,109.05 : x
2. Step 2: Convert to fraction form
   4,499.14/6,754.92 = 3,109.05/x
3. Step 3: Cross multiply
   4,499.14x = 6,754.92 × 3,109.05
4. Step 4: Simplify right side
   4,499.14x = 21,001,384.03
5. Step 5: Solve for x
   x = 21,001,384.03/4,499.14
6. Step 6: Final answer
   x = 4,667.87