Finding the Fourth Proportional to 37,399.32, 51,605.94 and 21,483.76

Step by Step Solution

1. Step 1: Write the proportion equation
   37,399.32 : 51,605.94 = 21,483.76 : x
2. Step 2: Convert to fraction form
   37,399.32/51,605.94 = 21,483.76/x
3. Step 3: Cross multiply
   37,399.32x = 51,605.94 × 21,483.76
4. Step 4: Simplify right side
   37,399.32x = 1,108,689,629.53
5. Step 5: Solve for x
   x = 1,108,689,629.53/37,399.32
6. Step 6: Final answer
   x = 29,644.65