Finding the Fourth Proportional to 7,360.57, 10,157.86 and 4,217.37

Step by Step Solution

1. Step 1: Write the proportion equation
   7,360.57 : 10,157.86 = 4,217.37 : x
2. Step 2: Convert to fraction form
   7,360.57/10,157.86 = 4,217.37/x
3. Step 3: Cross multiply
   7,360.57x = 10,157.86 × 4,217.37
4. Step 4: Simplify right side
   7,360.57x = 42,839,397.49
5. Step 5: Solve for x
   x = 42,839,397.49/7,360.57
6. Step 6: Final answer
   x = 5,820.12