Finding the Fourth Proportional to 2,106.45, 2,901.24 and 1,826.69

Step by Step Solution

1. Step 1: Write the proportion equation
   2,106.45 : 2,901.24 = 1,826.69 : x
2. Step 2: Convert to fraction form
   2,106.45/2,901.24 = 1,826.69/x
3. Step 3: Cross multiply
   2,106.45x = 2,901.24 × 1,826.69
4. Step 4: Simplify right side
   2,106.45x = 5,299,651.59
5. Step 5: Solve for x
   x = 5,299,651.59/2,106.45
6. Step 6: Final answer
   x = 2,515.92