Finding the Fourth Proportional to 9,479.34, 13,061.79 and 8,058.06

Step by Step Solution

1. Step 1: Write the proportion equation
   9,479.34 : 13,061.79 = 8,058.06 : x
2. Step 2: Convert to fraction form
   9,479.34/13,061.79 = 8,058.06/x
3. Step 3: Cross multiply
   9,479.34x = 13,061.79 × 8,058.06
4. Step 4: Simplify right side
   9,479.34x = 105,252,687.53
5. Step 5: Solve for x
   x = 105,252,687.53/9,479.34
6. Step 6: Final answer
   x = 11,103.38