Finding the Fourth Proportional to 6,301.78, 8,698.06 and 3,784

Step by Step Solution

1. Step 1: Write the proportion equation
   6,301.78 : 8,698.06 = 3,784 : x
2. Step 2: Convert to fraction form
   6,301.78/8,698.06 = 3,784/x
3. Step 3: Cross multiply
   6,301.78x = 8,698.06 × 3,784
4. Step 4: Simplify right side
   6,301.78x = 32,913,459.04
5. Step 5: Solve for x
   x = 32,913,459.04/6,301.78
6. Step 6: Final answer
   x = 5,222.88