Finding the Fourth Proportional to 37,043.42, 55,550.48 and 12,077.33

Step by Step Solution

1. Step 1: Write the proportion equation
   37,043.42 : 55,550.48 = 12,077.33 : x
2. Step 2: Convert to fraction form
   37,043.42/55,550.48 = 12,077.33/x
3. Step 3: Cross multiply
   37,043.42x = 55,550.48 × 12,077.33
4. Step 4: Simplify right side
   37,043.42x = 670,901,140.48
5. Step 5: Solve for x
   x = 670,901,140.48/37,043.42
6. Step 6: Final answer
   x = 18,111.21