Finding the Fourth Proportional to 37,189.76, 55,788.17 and 12,230.01

Step by Step Solution

1. Step 1: Write the proportion equation
   37,189.76 : 55,788.17 = 12,230.01 : x
2. Step 2: Convert to fraction form
   37,189.76/55,788.17 = 12,230.01/x
3. Step 3: Cross multiply
   37,189.76x = 55,788.17 × 12,230.01
4. Step 4: Simplify right side
   37,189.76x = 682,289,815.83
5. Step 5: Solve for x
   x = 682,289,815.83/37,189.76
6. Step 6: Final answer
   x = 18,346.18