Finding the Fourth Proportional to 2,413.56, 3,330.06 and 1,528.92

Step by Step Solution

1. Step 1: Write the proportion equation
   2,413.56 : 3,330.06 = 1,528.92 : x
2. Step 2: Convert to fraction form
   2,413.56/3,330.06 = 1,528.92/x
3. Step 3: Cross multiply
   2,413.56x = 3,330.06 × 1,528.92
4. Step 4: Simplify right side
   2,413.56x = 5,091,395.34
5. Step 5: Solve for x
   x = 5,091,395.34/2,413.56
6. Step 6: Final answer
   x = 2,109.50