Finding the Fourth Proportional to 12,130.25, 16,741.37 and 7,940.93

Step by Step Solution

1. Step 1: Write the proportion equation
   12,130.25 : 16,741.37 = 7,940.93 : x
2. Step 2: Convert to fraction form
   12,130.25/16,741.37 = 7,940.93/x
3. Step 3: Cross multiply
   12,130.25x = 16,741.37 × 7,940.93
4. Step 4: Simplify right side
   12,130.25x = 132,942,007.57
5. Step 5: Solve for x
   x = 132,942,007.57/12,130.25
6. Step 6: Final answer
   x = 10,959.54