Finding the Fourth Proportional to 1,937.62, 2,673.91 and 1,053.43

Step by Step Solution

1. Step 1: Write the proportion equation
   1,937.62 : 2,673.91 = 1,053.43 : x
2. Step 2: Convert to fraction form
   1,937.62/2,673.91 = 1,053.43/x
3. Step 3: Cross multiply
   1,937.62x = 2,673.91 × 1,053.43
4. Step 4: Simplify right side
   1,937.62x = 2,816,758.37
5. Step 5: Solve for x
   x = 2,816,758.37/1,937.62
6. Step 6: Final answer
   x = 1,453.72