Finding the Fourth Proportional to 9,984.84, 13,776.06 and 5,792.28

Step by Step Solution

1. Step 1: Write the proportion equation
   9,984.84 : 13,776.06 = 5,792.28 : x
2. Step 2: Convert to fraction form
   9,984.84/13,776.06 = 5,792.28/x
3. Step 3: Cross multiply
   9,984.84x = 13,776.06 × 5,792.28
4. Step 4: Simplify right side
   9,984.84x = 79,794,796.82
5. Step 5: Solve for x
   x = 79,794,796.82/9,984.84
6. Step 6: Final answer
   x = 7,991.59