Finding the Fourth Proportional to 3,904.32, 5,828.65 and 3,767.64

Step by Step Solution

1. Step 1: Write the proportion equation
   3,904.32 : 5,828.65 = 3,767.64 : x
2. Step 2: Convert to fraction form
   3,904.32/5,828.65 = 3,767.64/x
3. Step 3: Cross multiply
   3,904.32x = 5,828.65 × 3,767.64
4. Step 4: Simplify right side
   3,904.32x = 21,960,254.89
5. Step 5: Solve for x
   x = 21,960,254.89/3,904.32
6. Step 6: Final answer
   x = 5,624.60