Finding the Fourth Proportional to 37,072.12, 55,596.56 and 12,106.48

Step by Step Solution

1. Step 1: Write the proportion equation
   37,072.12 : 55,596.56 = 12,106.48 : x
2. Step 2: Convert to fraction form
   37,072.12/55,596.56 = 12,106.48/x
3. Step 3: Cross multiply
   37,072.12x = 55,596.56 × 12,106.48
4. Step 4: Simplify right side
   37,072.12x = 673,078,641.71
5. Step 5: Solve for x
   x = 673,078,641.71/37,072.12
6. Step 6: Final answer
   x = 18,155.93