Finding the Fourth Proportional to 1,667.39, 2,501.18 and 743.02

Step by Step Solution

1. Step 1: Write the proportion equation
   1,667.39 : 2,501.18 = 743.02 : x
2. Step 2: Convert to fraction form
   1,667.39/2,501.18 = 743.02/x
3. Step 3: Cross multiply
   1,667.39x = 2,501.18 × 743.02
4. Step 4: Simplify right side
   1,667.39x = 1,858,410.54
5. Step 5: Solve for x
   x = 1,858,410.54/1,667.39
6. Step 6: Final answer
   x = 1,114.56