Finding the Fourth Proportional to 2,238.78, 3,092.10 and 1,491.48

Step by Step Solution

1. Step 1: Write the proportion equation
   2,238.78 : 3,092.10 = 1,491.48 : x
2. Step 2: Convert to fraction form
   2,238.78/3,092.10 = 1,491.48/x
3. Step 3: Cross multiply
   2,238.78x = 3,092.10 × 1,491.48
4. Step 4: Simplify right side
   2,238.78x = 4,611,805.31
5. Step 5: Solve for x
   x = 4,611,805.31/2,238.78
6. Step 6: Final answer
   x = 2,059.96