Finding the Fourth Proportional to 6,162.18, 8,500.65 and 4,172.04

Step by Step Solution

1. Step 1: Write the proportion equation
   6,162.18 : 8,500.65 = 4,172.04 : x
2. Step 2: Convert to fraction form
   6,162.18/8,500.65 = 4,172.04/x
3. Step 3: Cross multiply
   6,162.18x = 8,500.65 × 4,172.04
4. Step 4: Simplify right side
   6,162.18x = 35,465,051.83
5. Step 5: Solve for x
   x = 35,465,051.83/6,162.18
6. Step 6: Final answer
   x = 5,755.28