Finding the Fourth Proportional to 37,658.95, 51,967.59 and 20,662.81

Step by Step Solution

1. Step 1: Write the proportion equation
   37,658.95 : 51,967.59 = 20,662.81 : x
2. Step 2: Convert to fraction form
   37,658.95/51,967.59 = 20,662.81/x
3. Step 3: Cross multiply
   37,658.95x = 51,967.59 × 20,662.81
4. Step 4: Simplify right side
   37,658.95x = 1,073,796,438.33
5. Step 5: Solve for x
   x = 1,073,796,438.33/37,658.95
6. Step 6: Final answer
   x = 28,513.71