Finding the Fourth Proportional to 6,071.48, 8,380.32 and 3,554.12

Step by Step Solution

1. Step 1: Write the proportion equation
   6,071.48 : 8,380.32 = 3,554.12 : x
2. Step 2: Convert to fraction form
   6,071.48/8,380.32 = 3,554.12/x
3. Step 3: Cross multiply
   6,071.48x = 8,380.32 × 3,554.12
4. Step 4: Simplify right side
   6,071.48x = 29,784,662.92
5. Step 5: Solve for x
   x = 29,784,662.92/6,071.48
6. Step 6: Final answer
   x = 4,905.67