Finding the Fourth Proportional to 7,362.72, 10,160.46 and 4,218.93

Step by Step Solution

1. Step 1: Write the proportion equation
   7,362.72 : 10,160.46 = 4,218.93 : x
2. Step 2: Convert to fraction form
   7,362.72/10,160.46 = 4,218.93/x
3. Step 3: Cross multiply
   7,362.72x = 10,160.46 × 4,218.93
4. Step 4: Simplify right side
   7,362.72x = 42,866,269.51
5. Step 5: Solve for x
   x = 42,866,269.51/7,362.72
6. Step 6: Final answer
   x = 5,822.07