Finding the Fourth Proportional to 5,655.31, 8,468.34 and 3,905.71

Step by Step Solution

1. Step 1: Write the proportion equation
   5,655.31 : 8,468.34 = 3,905.71 : x
2. Step 2: Convert to fraction form
   5,655.31/8,468.34 = 3,905.71/x
3. Step 3: Cross multiply
   5,655.31x = 8,468.34 × 3,905.71
4. Step 4: Simplify right side
   5,655.31x = 33,074,880.22
5. Step 5: Solve for x
   x = 33,074,880.22/5,655.31
6. Step 6: Final answer
   x = 5,848.46