Finding the Fourth Proportional to 7,941.58, 10,961.39 and 5,424.71

Step by Step Solution

1. Step 1: Write the proportion equation
   7,941.58 : 10,961.39 = 5,424.71 : x
2. Step 2: Convert to fraction form
   7,941.58/10,961.39 = 5,424.71/x
3. Step 3: Cross multiply
   7,941.58x = 10,961.39 × 5,424.71
4. Step 4: Simplify right side
   7,941.58x = 59,462,320.70
5. Step 5: Solve for x
   x = 59,462,320.70/7,941.58
6. Step 6: Final answer
   x = 7,487.47