Finding the Fourth Proportional to 7,957.84, 10,979.94 and 5,564.83

Step by Step Solution

1. Step 1: Write the proportion equation
   7,957.84 : 10,979.94 = 5,564.83 : x
2. Step 2: Convert to fraction form
   7,957.84/10,979.94 = 5,564.83/x
3. Step 3: Cross multiply
   7,957.84x = 10,979.94 × 5,564.83
4. Step 4: Simplify right side
   7,957.84x = 61,101,499.51
5. Step 5: Solve for x
   x = 61,101,499.51/7,957.84
6. Step 6: Final answer
   x = 7,678.15