Finding the Fourth Proportional to 10,010.09, 13,812.87 and 5,533.12

Step by Step Solution

1. Step 1: Write the proportion equation
   10,010.09 : 13,812.87 = 5,533.12 : x
2. Step 2: Convert to fraction form
   10,010.09/13,812.87 = 5,533.12/x
3. Step 3: Cross multiply
   10,010.09x = 13,812.87 × 5,533.12
4. Step 4: Simplify right side
   10,010.09x = 76,428,227.52
5. Step 5: Solve for x
   x = 76,428,227.52/10,010.09
6. Step 6: Final answer
   x = 7,635.12