Finding the Fourth Proportional to 1,684.38, 2,522.03 and 1,097.63

Step by Step Solution

1. Step 1: Write the proportion equation
   1,684.38 : 2,522.03 = 1,097.63 : x
2. Step 2: Convert to fraction form
   1,684.38/2,522.03 = 1,097.63/x
3. Step 3: Cross multiply
   1,684.38x = 2,522.03 × 1,097.63
4. Step 4: Simplify right side
   1,684.38x = 2,768,237.69
5. Step 5: Solve for x
   x = 2,768,237.69/1,684.38
6. Step 6: Final answer
   x = 1,643.48