Finding the Fourth Proportional to 2,124.22, 3,187.05 and 1,097.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,124.22 : 3,187.05 = 1,097.50 : x
2. Step 2: Convert to fraction form
   2,124.22/3,187.05 = 1,097.50/x
3. Step 3: Cross multiply
   2,124.22x = 3,187.05 × 1,097.50
4. Step 4: Simplify right side
   2,124.22x = 3,497,787.38
5. Step 5: Solve for x
   x = 3,497,787.38/2,124.22
6. Step 6: Final answer
   x = 1,646.62