Finding the Fourth Proportional to 37,131.50, 51,261.37 and 28,677.37

Step by Step Solution

1. Step 1: Write the proportion equation
   37,131.50 : 51,261.37 = 28,677.37 : x
2. Step 2: Convert to fraction form
   37,131.50/51,261.37 = 28,677.37/x
3. Step 3: Cross multiply
   37,131.50x = 51,261.37 × 28,677.37
4. Step 4: Simplify right side
   37,131.50x = 1,470,041,074.35
5. Step 5: Solve for x
   x = 1,470,041,074.35/37,131.50
6. Step 6: Final answer
   x = 39,590.14