Finding the Fourth Proportional to 5,730.51, 8,581.18 and 3,776.79

Step by Step Solution

1. Step 1: Write the proportion equation
   5,730.51 : 8,581.18 = 3,776.79 : x
2. Step 2: Convert to fraction form
   5,730.51/8,581.18 = 3,776.79/x
3. Step 3: Cross multiply
   5,730.51x = 8,581.18 × 3,776.79
4. Step 4: Simplify right side
   5,730.51x = 32,409,314.81
5. Step 5: Solve for x
   x = 32,409,314.81/5,730.51
6. Step 6: Final answer
   x = 5,655.57