Finding the Fourth Proportional to 37,205.68, 51,301.98 and 28,688.52

Step by Step Solution

1. Step 1: Write the proportion equation
   37,205.68 : 51,301.98 = 28,688.52 : x
2. Step 2: Convert to fraction form
   37,205.68/51,301.98 = 28,688.52/x
3. Step 3: Cross multiply
   37,205.68x = 51,301.98 × 28,688.52
4. Step 4: Simplify right side
   37,205.68x = 1,471,777,879.27
5. Step 5: Solve for x
   x = 1,471,777,879.27/37,205.68
6. Step 6: Final answer
   x = 39,557.88