Finding the Fourth Proportional to 8,061.76, 12,097.31 and 3,381.35

Step by Step Solution

1. Step 1: Write the proportion equation
   8,061.76 : 12,097.31 = 3,381.35 : x
2. Step 2: Convert to fraction form
   8,061.76/12,097.31 = 3,381.35/x
3. Step 3: Cross multiply
   8,061.76x = 12,097.31 × 3,381.35
4. Step 4: Simplify right side
   8,061.76x = 40,905,207.14
5. Step 5: Solve for x
   x = 40,905,207.14/8,061.76
6. Step 6: Final answer
   x = 5,073.98