Finding the Fourth Proportional to 1,934.16, 2,667 and 1,437.72

Step by Step Solution

1. Step 1: Write the proportion equation
   1,934.16 : 2,667 = 1,437.72 : x
2. Step 2: Convert to fraction form
   1,934.16/2,667 = 1,437.72/x
3. Step 3: Cross multiply
   1,934.16x = 2,667 × 1,437.72
4. Step 4: Simplify right side
   1,934.16x = 3,834,399.24
5. Step 5: Solve for x
   x = 3,834,399.24/1,934.16
6. Step 6: Final answer
   x = 1,982.46