Finding the Fourth Proportional to 37,117.50, 51,222.42 and 20,350.50

Step by Step Solution

1. Step 1: Write the proportion equation
   37,117.50 : 51,222.42 = 20,350.50 : x
2. Step 2: Convert to fraction form
   37,117.50/51,222.42 = 20,350.50/x
3. Step 3: Cross multiply
   37,117.50x = 51,222.42 × 20,350.50
4. Step 4: Simplify right side
   37,117.50x = 1,042,401,858.21
5. Step 5: Solve for x
   x = 1,042,401,858.21/37,117.50
6. Step 6: Final answer
   x = 28,083.84