Finding the Fourth Proportional to 70,003.53, 105,005.68 and 17,413.02

Step by Step Solution

1. Step 1: Write the proportion equation
   70,003.53 : 105,005.68 = 17,413.02 : x
2. Step 2: Convert to fraction form
   70,003.53/105,005.68 = 17,413.02/x
3. Step 3: Cross multiply
   70,003.53x = 105,005.68 × 17,413.02
4. Step 4: Simplify right side
   70,003.53x = 1,828,465,393.86
5. Step 5: Solve for x
   x = 1,828,465,393.86/70,003.53
6. Step 6: Final answer
   x = 26,119.62