Finding the Fourth Proportional to 3,147.99, 4,718.67 and 1,066.02

Step by Step Solution

1. Step 1: Write the proportion equation
   3,147.99 : 4,718.67 = 1,066.02 : x
2. Step 2: Convert to fraction form
   3,147.99/4,718.67 = 1,066.02/x
3. Step 3: Cross multiply
   3,147.99x = 4,718.67 × 1,066.02
4. Step 4: Simplify right side
   3,147.99x = 5,030,196.59
5. Step 5: Solve for x
   x = 5,030,196.59/3,147.99
6. Step 6: Final answer
   x = 1,597.91