Finding the Fourth Proportional to 3,471.27, 5,206.09 and 1,005.42

Step by Step Solution

1. Step 1: Write the proportion equation
   3,471.27 : 5,206.09 = 1,005.42 : x
2. Step 2: Convert to fraction form
   3,471.27/5,206.09 = 1,005.42/x
3. Step 3: Cross multiply
   3,471.27x = 5,206.09 × 1,005.42
4. Step 4: Simplify right side
   3,471.27x = 5,234,307.01
5. Step 5: Solve for x
   x = 5,234,307.01/3,471.27
6. Step 6: Final answer
   x = 1,507.89