Finding the Fourth Proportional to 12,495.67, 17,243.50 and 7,394.49

Step by Step Solution

1. Step 1: Write the proportion equation
   12,495.67 : 17,243.50 = 7,394.49 : x
2. Step 2: Convert to fraction form
   12,495.67/17,243.50 = 7,394.49/x
3. Step 3: Cross multiply
   12,495.67x = 17,243.50 × 7,394.49
4. Step 4: Simplify right side
   12,495.67x = 127,506,883.69
5. Step 5: Solve for x
   x = 127,506,883.69/12,495.67
6. Step 6: Final answer
   x = 10,204.09