Finding the Fourth Proportional to 37,429.50, 51,652.81 and 20,662.50

Step by Step Solution

1. Step 1: Write the proportion equation
   37,429.50 : 51,652.81 = 20,662.50 : x
2. Step 2: Convert to fraction form
   37,429.50/51,652.81 = 20,662.50/x
3. Step 3: Cross multiply
   37,429.50x = 51,652.81 × 20,662.50
4. Step 4: Simplify right side
   37,429.50x = 1,067,276,186.63
5. Step 5: Solve for x
   x = 1,067,276,186.63/37,429.50
6. Step 6: Final answer
   x = 28,514.31