Finding the Fourth Proportional to 8,061.91, 12,095.68 and 3,135

Step by Step Solution

1. Step 1: Write the proportion equation
   8,061.91 : 12,095.68 = 3,135 : x
2. Step 2: Convert to fraction form
   8,061.91/12,095.68 = 3,135/x
3. Step 3: Cross multiply
   8,061.91x = 12,095.68 × 3,135
4. Step 4: Simplify right side
   8,061.91x = 37,919,956.80
5. Step 5: Solve for x
   x = 37,919,956.80/8,061.91
6. Step 6: Final answer
   x = 4,703.59