Finding the Fourth Proportional to 2,149.93, 2,966.88 and 1,973.61

Step by Step Solution

1. Step 1: Write the proportion equation
   2,149.93 : 2,966.88 = 1,973.61 : x
2. Step 2: Convert to fraction form
   2,149.93/2,966.88 = 1,973.61/x
3. Step 3: Cross multiply
   2,149.93x = 2,966.88 × 1,973.61
4. Step 4: Simplify right side
   2,149.93x = 5,855,464.04
5. Step 5: Solve for x
   x = 5,855,464.04/2,149.93
6. Step 6: Final answer
   x = 2,723.56