Finding the Fourth Proportional to 3,666.34, 5,499.66 and 1,069.27

Step by Step Solution

1. Step 1: Write the proportion equation
   3,666.34 : 5,499.66 = 1,069.27 : x
2. Step 2: Convert to fraction form
   3,666.34/5,499.66 = 1,069.27/x
3. Step 3: Cross multiply
   3,666.34x = 5,499.66 × 1,069.27
4. Step 4: Simplify right side
   3,666.34x = 5,880,621.45
5. Step 5: Solve for x
   x = 5,880,621.45/3,666.34
6. Step 6: Final answer
   x = 1,603.95