Finding the Fourth Proportional to 1,667.39, 2,494.92 and 1,372.14

Step by Step Solution

1. Step 1: Write the proportion equation
   1,667.39 : 2,494.92 = 1,372.14 : x
2. Step 2: Convert to fraction form
   1,667.39/2,494.92 = 1,372.14/x
3. Step 3: Cross multiply
   1,667.39x = 2,494.92 × 1,372.14
4. Step 4: Simplify right side
   1,667.39x = 3,423,376.96
5. Step 5: Solve for x
   x = 3,423,376.96/1,667.39
6. Step 6: Final answer
   x = 2,053.14