Finding the Fourth Proportional to 3,574.82, 5,363.52 and 1,907.20

Step by Step Solution

1. Step 1: Write the proportion equation
   3,574.82 : 5,363.52 = 1,907.20 : x
2. Step 2: Convert to fraction form
   3,574.82/5,363.52 = 1,907.20/x
3. Step 3: Cross multiply
   3,574.82x = 5,363.52 × 1,907.20
4. Step 4: Simplify right side
   3,574.82x = 10,229,274.73
5. Step 5: Solve for x
   x = 10,229,274.73/3,574.82
6. Step 6: Final answer
   x = 2,861.48