Finding the Fourth Proportional to 37,090.50, 51,187.32 and 20,323.50

Step by Step Solution

1. Step 1: Write the proportion equation
   37,090.50 : 51,187.32 = 20,323.50 : x
2. Step 2: Convert to fraction form
   37,090.50/51,187.32 = 20,323.50/x
3. Step 3: Cross multiply
   37,090.50x = 51,187.32 × 20,323.50
4. Step 4: Simplify right side
   37,090.50x = 1,040,305,498.02
5. Step 5: Solve for x
   x = 1,040,305,498.02/37,090.50
6. Step 6: Final answer
   x = 28,047.76