Finding the Fourth Proportional to 3,536.52, 5,305.58 and 1,892.20

Step by Step Solution

1. Step 1: Write the proportion equation
   3,536.52 : 5,305.58 = 1,892.20 : x
2. Step 2: Convert to fraction form
   3,536.52/5,305.58 = 1,892.20/x
3. Step 3: Cross multiply
   3,536.52x = 5,305.58 × 1,892.20
4. Step 4: Simplify right side
   3,536.52x = 10,039,218.48
5. Step 5: Solve for x
   x = 10,039,218.48/3,536.52
6. Step 6: Final answer
   x = 2,838.73