Finding the Fourth Proportional to 3,566.48, 4,920.72 and 2,053.76

Step by Step Solution

1. Step 1: Write the proportion equation
   3,566.48 : 4,920.72 = 2,053.76 : x
2. Step 2: Convert to fraction form
   3,566.48/4,920.72 = 2,053.76/x
3. Step 3: Cross multiply
   3,566.48x = 4,920.72 × 2,053.76
4. Step 4: Simplify right side
   3,566.48x = 10,105,977.91
5. Step 5: Solve for x
   x = 10,105,977.91/3,566.48
6. Step 6: Final answer
   x = 2,833.60