Finding the Fourth Proportional to 37,413.58, 51,631.50 and 20,646.58

Step by Step Solution

1. Step 1: Write the proportion equation
   37,413.58 : 51,631.50 = 20,646.58 : x
2. Step 2: Convert to fraction form
   37,413.58/51,631.50 = 20,646.58/x
3. Step 3: Cross multiply
   37,413.58x = 51,631.50 × 20,646.58
4. Step 4: Simplify right side
   37,413.58x = 1,066,013,895.27
5. Step 5: Solve for x
   x = 1,066,013,895.27/37,413.58
6. Step 6: Final answer
   x = 28,492.70