Finding the Fourth Proportional to 10,143.52, 13,996.56 and 5,953.12

Step by Step Solution

1. Step 1: Write the proportion equation
   10,143.52 : 13,996.56 = 5,953.12 : x
2. Step 2: Convert to fraction form
   10,143.52/13,996.56 = 5,953.12/x
3. Step 3: Cross multiply
   10,143.52x = 13,996.56 × 5,953.12
4. Step 4: Simplify right side
   10,143.52x = 83,323,201.27
5. Step 5: Solve for x
   x = 83,323,201.27/10,143.52
6. Step 6: Final answer
   x = 8,214.43