Finding the Fourth Proportional to 10,007.05, 13,809.59 and 5,530.68

Step by Step Solution

1. Step 1: Write the proportion equation
   10,007.05 : 13,809.59 = 5,530.68 : x
2. Step 2: Convert to fraction form
   10,007.05/13,809.59 = 5,530.68/x
3. Step 3: Cross multiply
   10,007.05x = 13,809.59 × 5,530.68
4. Step 4: Simplify right side
   10,007.05x = 76,376,395.57
5. Step 5: Solve for x
   x = 76,376,395.57/10,007.05
6. Step 6: Final answer
   x = 7,632.26