Finding the Fourth Proportional to 37,356.50, 51,552.78 and 20,589.50

Step by Step Solution

1. Step 1: Write the proportion equation
   37,356.50 : 51,552.78 = 20,589.50 : x
2. Step 2: Convert to fraction form
   37,356.50/51,552.78 = 20,589.50/x
3. Step 3: Cross multiply
   37,356.50x = 51,552.78 × 20,589.50
4. Step 4: Simplify right side
   37,356.50x = 1,061,445,963.81
5. Step 5: Solve for x
   x = 1,061,445,963.81/37,356.50
6. Step 6: Final answer
   x = 28,413.96