Finding the Fourth Proportional to 37,284.31, 51,453.57 and 21,371.77

Step by Step Solution

1. Step 1: Write the proportion equation
   37,284.31 : 51,453.57 = 21,371.77 : x
2. Step 2: Convert to fraction form
   37,284.31/51,453.57 = 21,371.77/x
3. Step 3: Cross multiply
   37,284.31x = 51,453.57 × 21,371.77
4. Step 4: Simplify right side
   37,284.31x = 1,099,653,863.72
5. Step 5: Solve for x
   x = 1,099,653,863.72/37,284.31
6. Step 6: Final answer
   x = 29,493.74