Finding the Fourth Proportional to 7,068.42, 9,763.61 and 5,379.57

Step by Step Solution

1. Step 1: Write the proportion equation
   7,068.42 : 9,763.61 = 5,379.57 : x
2. Step 2: Convert to fraction form
   7,068.42/9,763.61 = 5,379.57/x
3. Step 3: Cross multiply
   7,068.42x = 9,763.61 × 5,379.57
4. Step 4: Simplify right side
   7,068.42x = 52,523,996.55
5. Step 5: Solve for x
   x = 52,523,996.55/7,068.42
6. Step 6: Final answer
   x = 7,430.80