Finding the Fourth Proportional to 37,398, 51,610.22 and 20,402.52

Step by Step Solution

1. Step 1: Write the proportion equation
   37,398 : 51,610.22 = 20,402.52 : x
2. Step 2: Convert to fraction form
   37,398/51,610.22 = 20,402.52/x
3. Step 3: Cross multiply
   37,398x = 51,610.22 × 20,402.52
4. Step 4: Simplify right side
   37,398x = 1,052,978,443.74
5. Step 5: Solve for x
   x = 1,052,978,443.74/37,398
6. Step 6: Final answer
   x = 28,156.01