Finding the Fourth Proportional to 5,767.32, 7,955.58 and 3,642.09

Step by Step Solution

1. Step 1: Write the proportion equation
   5,767.32 : 7,955.58 = 3,642.09 : x
2. Step 2: Convert to fraction form
   5,767.32/7,955.58 = 3,642.09/x
3. Step 3: Cross multiply
   5,767.32x = 7,955.58 × 3,642.09
4. Step 4: Simplify right side
   5,767.32x = 28,974,938.36
5. Step 5: Solve for x
   x = 28,974,938.36/5,767.32
6. Step 6: Final answer
   x = 5,023.99