Finding the Fourth Proportional to 37,120.75, 55,689.31 and 10,827.55

Step by Step Solution

1. Step 1: Write the proportion equation
   37,120.75 : 55,689.31 = 10,827.55 : x
2. Step 2: Convert to fraction form
   37,120.75/55,689.31 = 10,827.55/x
3. Step 3: Cross multiply
   37,120.75x = 55,689.31 × 10,827.55
4. Step 4: Simplify right side
   37,120.75x = 602,978,482.98
5. Step 5: Solve for x
   x = 602,978,482.98/37,120.75
6. Step 6: Final answer
   x = 16,243.71