Finding the Fourth Proportional to 5,783.82, 8,689.57 and 3,707.88

Step by Step Solution

1. Step 1: Write the proportion equation
   5,783.82 : 8,689.57 = 3,707.88 : x
2. Step 2: Convert to fraction form
   5,783.82/8,689.57 = 3,707.88/x
3. Step 3: Cross multiply
   5,783.82x = 8,689.57 × 3,707.88
4. Step 4: Simplify right side
   5,783.82x = 32,219,882.81
5. Step 5: Solve for x
   x = 32,219,882.81/5,783.82
6. Step 6: Final answer
   x = 5,570.69