Finding the Fourth Proportional to 2,993.34, 4,490.18 and 1,261.38

Step by Step Solution

1. Step 1: Write the proportion equation
   2,993.34 : 4,490.18 = 1,261.38 : x
2. Step 2: Convert to fraction form
   2,993.34/4,490.18 = 1,261.38/x
3. Step 3: Cross multiply
   2,993.34x = 4,490.18 × 1,261.38
4. Step 4: Simplify right side
   2,993.34x = 5,663,803.95
5. Step 5: Solve for x
   x = 5,663,803.95/2,993.34
6. Step 6: Final answer
   x = 1,892.14