Finding the Fourth Proportional to 5,097.33, 7,644.61 and 1,398.69

Step by Step Solution

1. Step 1: Write the proportion equation
   5,097.33 : 7,644.61 = 1,398.69 : x
2. Step 2: Convert to fraction form
   5,097.33/7,644.61 = 1,398.69/x
3. Step 3: Cross multiply
   5,097.33x = 7,644.61 × 1,398.69
4. Step 4: Simplify right side
   5,097.33x = 10,692,401.34
5. Step 5: Solve for x
   x = 10,692,401.34/5,097.33
6. Step 6: Final answer
   x = 2,097.65