Finding the Fourth Proportional to 3,651.34, 5,472.78 and 1,699.42

Step by Step Solution

1. Step 1: Write the proportion equation
   3,651.34 : 5,472.78 = 1,699.42 : x
2. Step 2: Convert to fraction form
   3,651.34/5,472.78 = 1,699.42/x
3. Step 3: Cross multiply
   3,651.34x = 5,472.78 × 1,699.42
4. Step 4: Simplify right side
   3,651.34x = 9,300,551.79
5. Step 5: Solve for x
   x = 9,300,551.79/3,651.34
6. Step 6: Final answer
   x = 2,547.16