Finding the Fourth Proportional to 9,984.16, 13,778.88 and 5,735.92

Step by Step Solution

1. Step 1: Write the proportion equation
   9,984.16 : 13,778.88 = 5,735.92 : x
2. Step 2: Convert to fraction form
   9,984.16/13,778.88 = 5,735.92/x
3. Step 3: Cross multiply
   9,984.16x = 13,778.88 × 5,735.92
4. Step 4: Simplify right side
   9,984.16x = 79,034,553.37
5. Step 5: Solve for x
   x = 79,034,553.37/9,984.16
6. Step 6: Final answer
   x = 7,915.99