Finding the Fourth Proportional to 37,184.72, 51,314.04 and 21,871.28

Step by Step Solution

1. Step 1: Write the proportion equation
   37,184.72 : 51,314.04 = 21,871.28 : x
2. Step 2: Convert to fraction form
   37,184.72/51,314.04 = 21,871.28/x
3. Step 3: Cross multiply
   37,184.72x = 51,314.04 × 21,871.28
4. Step 4: Simplify right side
   37,184.72x = 1,122,303,736.77
5. Step 5: Solve for x
   x = 1,122,303,736.77/37,184.72
6. Step 6: Final answer
   x = 30,181.85