Finding the Fourth Proportional to 23,413.32, 35,123.48 and 8,621.10

Step by Step Solution

1. Step 1: Write the proportion equation
   23,413.32 : 35,123.48 = 8,621.10 : x
2. Step 2: Convert to fraction form
   23,413.32/35,123.48 = 8,621.10/x
3. Step 3: Cross multiply
   23,413.32x = 35,123.48 × 8,621.10
4. Step 4: Simplify right side
   23,413.32x = 302,802,990.32
5. Step 5: Solve for x
   x = 302,802,990.32/23,413.32
6. Step 6: Final answer
   x = 12,932.94