Finding the Fourth Proportional to 37,042.88, 55,569.20 and 12,074.18

Step by Step Solution

1. Step 1: Write the proportion equation
   37,042.88 : 55,569.20 = 12,074.18 : x
2. Step 2: Convert to fraction form
   37,042.88/55,569.20 = 12,074.18/x
3. Step 3: Cross multiply
   37,042.88x = 55,569.20 × 12,074.18
4. Step 4: Simplify right side
   37,042.88x = 670,952,185.04
5. Step 5: Solve for x
   x = 670,952,185.04/37,042.88
6. Step 6: Final answer
   x = 18,112.85