Finding the Fourth Proportional to 7,055.28, 10,581.83 and 1,861.56

Step by Step Solution

1. Step 1: Write the proportion equation
   7,055.28 : 10,581.83 = 1,861.56 : x
2. Step 2: Convert to fraction form
   7,055.28/10,581.83 = 1,861.56/x
3. Step 3: Cross multiply
   7,055.28x = 10,581.83 × 1,861.56
4. Step 4: Simplify right side
   7,055.28x = 19,698,711.45
5. Step 5: Solve for x
   x = 19,698,711.45/7,055.28
6. Step 6: Final answer
   x = 2,792.05