Finding the Fourth Proportional to 2,800.02, 3,864.06 and 1,541.21

Step by Step Solution

1. Step 1: Write the proportion equation
   2,800.02 : 3,864.06 = 1,541.21 : x
2. Step 2: Convert to fraction form
   2,800.02/3,864.06 = 1,541.21/x
3. Step 3: Cross multiply
   2,800.02x = 3,864.06 × 1,541.21
4. Step 4: Simplify right side
   2,800.02x = 5,955,308.59
5. Step 5: Solve for x
   x = 5,955,308.59/2,800.02
6. Step 6: Final answer
   x = 2,126.88