Finding the Fourth Proportional to 13,246.38, 18,279.94 and 7,196.59

Step by Step Solution

1. Step 1: Write the proportion equation
   13,246.38 : 18,279.94 = 7,196.59 : x
2. Step 2: Convert to fraction form
   13,246.38/18,279.94 = 7,196.59/x
3. Step 3: Cross multiply
   13,246.38x = 18,279.94 × 7,196.59
4. Step 4: Simplify right side
   13,246.38x = 131,553,233.40
5. Step 5: Solve for x
   x = 131,553,233.40/13,246.38
6. Step 6: Final answer
   x = 9,931.26