Finding the Fourth Proportional to 10,947.02, 16,423.14 and 3,551.49

Step by Step Solution

1. Step 1: Write the proportion equation
   10,947.02 : 16,423.14 = 3,551.49 : x
2. Step 2: Convert to fraction form
   10,947.02/16,423.14 = 3,551.49/x
3. Step 3: Cross multiply
   10,947.02x = 16,423.14 × 3,551.49
4. Step 4: Simplify right side
   10,947.02x = 58,326,617.48
5. Step 5: Solve for x
   x = 58,326,617.48/10,947.02
6. Step 6: Final answer
   x = 5,328.08