Finding the Fourth Proportional to 1,337.01, 1,843.20 and 1,074.57

Step by Step Solution

1. Step 1: Write the proportion equation
   1,337.01 : 1,843.20 = 1,074.57 : x
2. Step 2: Convert to fraction form
   1,337.01/1,843.20 = 1,074.57/x
3. Step 3: Cross multiply
   1,337.01x = 1,843.20 × 1,074.57
4. Step 4: Simplify right side
   1,337.01x = 1,980,647.42
5. Step 5: Solve for x
   x = 1,980,647.42/1,337.01
6. Step 6: Final answer
   x = 1,481.40