Finding the Fourth Proportional to 3,666.33, 5,499.63 and 1,325.16

Step by Step Solution

1. Step 1: Write the proportion equation
   3,666.33 : 5,499.63 = 1,325.16 : x
2. Step 2: Convert to fraction form
   3,666.33/5,499.63 = 1,325.16/x
3. Step 3: Cross multiply
   3,666.33x = 5,499.63 × 1,325.16
4. Step 4: Simplify right side
   3,666.33x = 7,287,889.69
5. Step 5: Solve for x
   x = 7,287,889.69/3,666.33
6. Step 6: Final answer
   x = 1,987.79