Finding the Fourth Proportional to 7,100.69, 9,786.70 and 5,329.22

Step by Step Solution

1. Step 1: Write the proportion equation
   7,100.69 : 9,786.70 = 5,329.22 : x
2. Step 2: Convert to fraction form
   7,100.69/9,786.70 = 5,329.22/x
3. Step 3: Cross multiply
   7,100.69x = 9,786.70 × 5,329.22
4. Step 4: Simplify right side
   7,100.69x = 52,155,477.37
5. Step 5: Solve for x
   x = 52,155,477.37/7,100.69
6. Step 6: Final answer
   x = 7,345.13