Finding the Fourth Proportional to 7,360.42, 10,158.30 and 4,216.62

Step by Step Solution

1. Step 1: Write the proportion equation
   7,360.42 : 10,158.30 = 4,216.62 : x
2. Step 2: Convert to fraction form
   7,360.42/10,158.30 = 4,216.62/x
3. Step 3: Cross multiply
   7,360.42x = 10,158.30 × 4,216.62
4. Step 4: Simplify right side
   7,360.42x = 42,833,690.95
5. Step 5: Solve for x
   x = 42,833,690.95/7,360.42
6. Step 6: Final answer
   x = 5,819.46