Finding the Fourth Proportional to 6,141.12, 8,474.31 and 3,783.30

Step by Step Solution

1. Step 1: Write the proportion equation
   6,141.12 : 8,474.31 = 3,783.30 : x
2. Step 2: Convert to fraction form
   6,141.12/8,474.31 = 3,783.30/x
3. Step 3: Cross multiply
   6,141.12x = 8,474.31 × 3,783.30
4. Step 4: Simplify right side
   6,141.12x = 32,060,857.02
5. Step 5: Solve for x
   x = 32,060,857.02/6,141.12
6. Step 6: Final answer
   x = 5,220.69