Finding the Fourth Proportional to 12,131.18, 18,181.41 and 5,892.62

Step by Step Solution

1. Step 1: Write the proportion equation
   12,131.18 : 18,181.41 = 5,892.62 : x
2. Step 2: Convert to fraction form
   12,131.18/18,181.41 = 5,892.62/x
3. Step 3: Cross multiply
   12,131.18x = 18,181.41 × 5,892.62
4. Step 4: Simplify right side
   12,131.18x = 107,136,140.19
5. Step 5: Solve for x
   x = 107,136,140.19/12,131.18
6. Step 6: Final answer
   x = 8,831.47