Finding the Fourth Proportional to 9,676.50, 13,359.30 and 7,434.06

Step by Step Solution

1. Step 1: Write the proportion equation
   9,676.50 : 13,359.30 = 7,434.06 : x
2. Step 2: Convert to fraction form
   9,676.50/13,359.30 = 7,434.06/x
3. Step 3: Cross multiply
   9,676.50x = 13,359.30 × 7,434.06
4. Step 4: Simplify right side
   9,676.50x = 99,313,837.76
5. Step 5: Solve for x
   x = 99,313,837.76/9,676.50
6. Step 6: Final answer
   x = 10,263.40