Finding the Fourth Proportional to 6,272.72, 9,411.50 and 3,809.32

Step by Step Solution

1. Step 1: Write the proportion equation
   6,272.72 : 9,411.50 = 3,809.32 : x
2. Step 2: Convert to fraction form
   6,272.72/9,411.50 = 3,809.32/x
3. Step 3: Cross multiply
   6,272.72x = 9,411.50 × 3,809.32
4. Step 4: Simplify right side
   6,272.72x = 35,851,415.18
5. Step 5: Solve for x
   x = 35,851,415.18/6,272.72
6. Step 6: Final answer
   x = 5,715.45