Finding the Fourth Proportional to 7,397.06, 10,209.12 and 5,413.10

Step by Step Solution

1. Step 1: Write the proportion equation
   7,397.06 : 10,209.12 = 5,413.10 : x
2. Step 2: Convert to fraction form
   7,397.06/10,209.12 = 5,413.10/x
3. Step 3: Cross multiply
   7,397.06x = 10,209.12 × 5,413.10
4. Step 4: Simplify right side
   7,397.06x = 55,262,987.47
5. Step 5: Solve for x
   x = 55,262,987.47/7,397.06
6. Step 6: Final answer
   x = 7,470.94