Finding the Fourth Proportional to 9,962.92, 13,748.03 and 5,713.94

Step by Step Solution

1. Step 1: Write the proportion equation
   9,962.92 : 13,748.03 = 5,713.94 : x
2. Step 2: Convert to fraction form
   9,962.92/13,748.03 = 5,713.94/x
3. Step 3: Cross multiply
   9,962.92x = 13,748.03 × 5,713.94
4. Step 4: Simplify right side
   9,962.92x = 78,555,418.54
5. Step 5: Solve for x
   x = 78,555,418.54/9,962.92
6. Step 6: Final answer
   x = 7,884.78