Finding the Fourth Proportional to 2,184.40, 3,010.93 and 1,900.09

Step by Step Solution

1. Step 1: Write the proportion equation
   2,184.40 : 3,010.93 = 1,900.09 : x
2. Step 2: Convert to fraction form
   2,184.40/3,010.93 = 1,900.09/x
3. Step 3: Cross multiply
   2,184.40x = 3,010.93 × 1,900.09
4. Step 4: Simplify right side
   2,184.40x = 5,721,037.98
5. Step 5: Solve for x
   x = 5,721,037.98/2,184.40
6. Step 6: Final answer
   x = 2,619.04