Finding the Fourth Proportional to 13,294.38, 18,346.46 and 7,326.03

Step by Step Solution

1. Step 1: Write the proportion equation
   13,294.38 : 18,346.46 = 7,326.03 : x
2. Step 2: Convert to fraction form
   13,294.38/18,346.46 = 7,326.03/x
3. Step 3: Cross multiply
   13,294.38x = 18,346.46 × 7,326.03
4. Step 4: Simplify right side
   13,294.38x = 134,406,679.72
5. Step 5: Solve for x
   x = 134,406,679.72/13,294.38
6. Step 6: Final answer
   x = 10,110.04