Finding the Fourth Proportional to 2,392.67, 3,300.79 and 1,553.41

Step by Step Solution

1. Step 1: Write the proportion equation
   2,392.67 : 3,300.79 = 1,553.41 : x
2. Step 2: Convert to fraction form
   2,392.67/3,300.79 = 1,553.41/x
3. Step 3: Cross multiply
   2,392.67x = 3,300.79 × 1,553.41
4. Step 4: Simplify right side
   2,392.67x = 5,127,483.35
5. Step 5: Solve for x
   x = 5,127,483.35/2,392.67
6. Step 6: Final answer
   x = 2,142.99