Finding the Fourth Proportional to 7,356.27, 10,151.79 and 4,212.45

Step by Step Solution

1. Step 1: Write the proportion equation
   7,356.27 : 10,151.79 = 4,212.45 : x
2. Step 2: Convert to fraction form
   7,356.27/10,151.79 = 4,212.45/x
3. Step 3: Cross multiply
   7,356.27x = 10,151.79 × 4,212.45
4. Step 4: Simplify right side
   7,356.27x = 42,763,907.79
5. Step 5: Solve for x
   x = 42,763,907.79/7,356.27
6. Step 6: Final answer
   x = 5,813.26