Finding the Fourth Proportional to 11,949.57, 16,490.55 and 7,476

Step by Step Solution

1. Step 1: Write the proportion equation
   11,949.57 : 16,490.55 = 7,476 : x
2. Step 2: Convert to fraction form
   11,949.57/16,490.55 = 7,476/x
3. Step 3: Cross multiply
   11,949.57x = 16,490.55 × 7,476
4. Step 4: Simplify right side
   11,949.57x = 123,283,351.80
5. Step 5: Solve for x
   x = 123,283,351.80/11,949.57
6. Step 6: Final answer
   x = 10,316.97