Finding the Fourth Proportional to 13,006.10, 17,943.95 and 7,340.15

Step by Step Solution

1. Step 1: Write the proportion equation
   13,006.10 : 17,943.95 = 7,340.15 : x
2. Step 2: Convert to fraction form
   13,006.10/17,943.95 = 7,340.15/x
3. Step 3: Cross multiply
   13,006.10x = 17,943.95 × 7,340.15
4. Step 4: Simplify right side
   13,006.10x = 131,711,347.80
5. Step 5: Solve for x
   x = 131,711,347.80/13,006.10
6. Step 6: Final answer
   x = 10,126.89