Finding the Fourth Proportional to 9,949.83, 13,730.43 and 5,473.54

Step by Step Solution

1. Step 1: Write the proportion equation
   9,949.83 : 13,730.43 = 5,473.54 : x
2. Step 2: Convert to fraction form
   9,949.83/13,730.43 = 5,473.54/x
3. Step 3: Cross multiply
   9,949.83x = 13,730.43 × 5,473.54
4. Step 4: Simplify right side
   9,949.83x = 75,154,030.45
5. Step 5: Solve for x
   x = 75,154,030.45/9,949.83
6. Step 6: Final answer
   x = 7,553.30