Finding the Fourth Proportional to 8,047.34, 12,061.89 and 4,351.31

Step by Step Solution

1. Step 1: Write the proportion equation
   8,047.34 : 12,061.89 = 4,351.31 : x
2. Step 2: Convert to fraction form
   8,047.34/12,061.89 = 4,351.31/x
3. Step 3: Cross multiply
   8,047.34x = 12,061.89 × 4,351.31
4. Step 4: Simplify right side
   8,047.34x = 52,484,962.27
5. Step 5: Solve for x
   x = 52,484,962.27/8,047.34
6. Step 6: Final answer
   x = 6,522.03