Finding the Fourth Proportional to 2,810.47, 4,217.59 and 1,167.02

Step by Step Solution

1. Step 1: Write the proportion equation
   2,810.47 : 4,217.59 = 1,167.02 : x
2. Step 2: Convert to fraction form
   2,810.47/4,217.59 = 1,167.02/x
3. Step 3: Cross multiply
   2,810.47x = 4,217.59 × 1,167.02
4. Step 4: Simplify right side
   2,810.47x = 4,922,003.69
5. Step 5: Solve for x
   x = 4,922,003.69/2,810.47
6. Step 6: Final answer
   x = 1,751.31