Finding the Fourth Proportional to 37,273.72, 55,899.18 and 10,621.87

Step by Step Solution

1. Step 1: Write the proportion equation
   37,273.72 : 55,899.18 = 10,621.87 : x
2. Step 2: Convert to fraction form
   37,273.72/55,899.18 = 10,621.87/x
3. Step 3: Cross multiply
   37,273.72x = 55,899.18 × 10,621.87
4. Step 4: Simplify right side
   37,273.72x = 593,753,823.07
5. Step 5: Solve for x
   x = 593,753,823.07/37,273.72
6. Step 6: Final answer
   x = 15,929.56