Finding the Fourth Proportional to 1,667.80, 2,498.88 and 741.94

Step by Step Solution

1. Step 1: Write the proportion equation
   1,667.80 : 2,498.88 = 741.94 : x
2. Step 2: Convert to fraction form
   1,667.80/2,498.88 = 741.94/x
3. Step 3: Cross multiply
   1,667.80x = 2,498.88 × 741.94
4. Step 4: Simplify right side
   1,667.80x = 1,854,019.03
5. Step 5: Solve for x
   x = 1,854,019.03/1,667.80
6. Step 6: Final answer
   x = 1,111.66