Finding the Fourth Proportional to 10,009.44, 13,812.69 and 5,533.18

Step by Step Solution

1. Step 1: Write the proportion equation
   10,009.44 : 13,812.69 = 5,533.18 : x
2. Step 2: Convert to fraction form
   10,009.44/13,812.69 = 5,533.18/x
3. Step 3: Cross multiply
   10,009.44x = 13,812.69 × 5,533.18
4. Step 4: Simplify right side
   10,009.44x = 76,428,086.27
5. Step 5: Solve for x
   x = 76,428,086.27/10,009.44
6. Step 6: Final answer
   x = 7,635.60