Finding the Fourth Proportional to 3,622.62, 5,426.91 and 1,887.06

Step by Step Solution

1. Step 1: Write the proportion equation
   3,622.62 : 5,426.91 = 1,887.06 : x
2. Step 2: Convert to fraction form
   3,622.62/5,426.91 = 1,887.06/x
3. Step 3: Cross multiply
   3,622.62x = 5,426.91 × 1,887.06
4. Step 4: Simplify right side
   3,622.62x = 10,240,904.78
5. Step 5: Solve for x
   x = 10,240,904.78/3,622.62
6. Step 6: Final answer
   x = 2,826.93