Finding the Fourth Proportional to 6,136.02, 8,459.20 and 4,143.42

Step by Step Solution

1. Step 1: Write the proportion equation
   6,136.02 : 8,459.20 = 4,143.42 : x
2. Step 2: Convert to fraction form
   6,136.02/8,459.20 = 4,143.42/x
3. Step 3: Cross multiply
   6,136.02x = 8,459.20 × 4,143.42
4. Step 4: Simplify right side
   6,136.02x = 35,050,018.46
5. Step 5: Solve for x
   x = 35,050,018.46/6,136.02
6. Step 6: Final answer
   x = 5,712.17