Finding the Fourth Proportional to 2,513.47, 3,469.22 and 1,617.81

Step by Step Solution

1. Step 1: Write the proportion equation
   2,513.47 : 3,469.22 = 1,617.81 : x
2. Step 2: Convert to fraction form
   2,513.47/3,469.22 = 1,617.81/x
3. Step 3: Cross multiply
   2,513.47x = 3,469.22 × 1,617.81
4. Step 4: Simplify right side
   2,513.47x = 5,612,538.81
5. Step 5: Solve for x
   x = 5,612,538.81/2,513.47
6. Step 6: Final answer
   x = 2,232.98