Finding the Fourth Proportional to 7,338.18, 10,126.60 and 4,151.42

Step by Step Solution

1. Step 1: Write the proportion equation
   7,338.18 : 10,126.60 = 4,151.42 : x
2. Step 2: Convert to fraction form
   7,338.18/10,126.60 = 4,151.42/x
3. Step 3: Cross multiply
   7,338.18x = 10,126.60 × 4,151.42
4. Step 4: Simplify right side
   7,338.18x = 42,039,769.77
5. Step 5: Solve for x
   x = 42,039,769.77/7,338.18
6. Step 6: Final answer
   x = 5,728.91