Finding the Fourth Proportional to 37,399.21, 56,052.00 and 18,684.47

Step by Step Solution

1. Step 1: Write the proportion equation
   37,399.21 : 56,052.00 = 18,684.47 : x
2. Step 2: Convert to fraction form
   37,399.21/56,052.00 = 18,684.47/x
3. Step 3: Cross multiply
   37,399.21x = 56,052.00 × 18,684.47
4. Step 4: Simplify right side
   37,399.21x = 1,047,301,678.89
5. Step 5: Solve for x
   x = 1,047,301,678.89/37,399.21
6. Step 6: Final answer
   x = 28,003.31