Finding the Fourth Proportional to 6,300.72, 8,694.81 and 3,784.32

Step by Step Solution

1. Step 1: Write the proportion equation
   6,300.72 : 8,694.81 = 3,784.32 : x
2. Step 2: Convert to fraction form
   6,300.72/8,694.81 = 3,784.32/x
3. Step 3: Cross multiply
   6,300.72x = 8,694.81 × 3,784.32
4. Step 4: Simplify right side
   6,300.72x = 32,903,943.38
5. Step 5: Solve for x
   x = 32,903,943.38/6,300.72
6. Step 6: Final answer
   x = 5,222.25