Finding the Fourth Proportional to 7,068.16, 9,721.60 and 5,667.84

Step by Step Solution

1. Step 1: Write the proportion equation
   7,068.16 : 9,721.60 = 5,667.84 : x
2. Step 2: Convert to fraction form
   7,068.16/9,721.60 = 5,667.84/x
3. Step 3: Cross multiply
   7,068.16x = 9,721.60 × 5,667.84
4. Step 4: Simplify right side
   7,068.16x = 55,100,473.34
5. Step 5: Solve for x
   x = 55,100,473.34/7,068.16
6. Step 6: Final answer
   x = 7,795.59