Finding the Fourth Proportional to 37,262.69, 55,882.18 and 12,298.09

Step by Step Solution

1. Step 1: Write the proportion equation
   37,262.69 : 55,882.18 = 12,298.09 : x
2. Step 2: Convert to fraction form
   37,262.69/55,882.18 = 12,298.09/x
3. Step 3: Cross multiply
   37,262.69x = 55,882.18 × 12,298.09
4. Step 4: Simplify right side
   37,262.69x = 687,244,079.04
5. Step 5: Solve for x
   x = 687,244,079.04/37,262.69
6. Step 6: Final answer
   x = 18,443.22