Finding the Fourth Proportional to 12,364.12, 17,059.89 and 7,058.80

Step by Step Solution

1. Step 1: Write the proportion equation
   12,364.12 : 17,059.89 = 7,058.80 : x
2. Step 2: Convert to fraction form
   12,364.12/17,059.89 = 7,058.80/x
3. Step 3: Cross multiply
   12,364.12x = 17,059.89 × 7,058.80
4. Step 4: Simplify right side
   12,364.12x = 120,422,351.53
5. Step 5: Solve for x
   x = 120,422,351.53/12,364.12
6. Step 6: Final answer
   x = 9,739.66