Finding the Fourth Proportional to 1,334.37, 1,997.49 and 1,042.77

Step by Step Solution

1. Step 1: Write the proportion equation
   1,334.37 : 1,997.49 = 1,042.77 : x
2. Step 2: Convert to fraction form
   1,334.37/1,997.49 = 1,042.77/x
3. Step 3: Cross multiply
   1,334.37x = 1,997.49 × 1,042.77
4. Step 4: Simplify right side
   1,334.37x = 2,082,922.65
5. Step 5: Solve for x
   x = 2,082,922.65/1,334.37
6. Step 6: Final answer
   x = 1,560.98