Finding the Fourth Proportional to 22,484.91, 31,029 and 12,413.34

Step by Step Solution

1. Step 1: Write the proportion equation
   22,484.91 : 31,029 = 12,413.34 : x
2. Step 2: Convert to fraction form
   22,484.91/31,029 = 12,413.34/x
3. Step 3: Cross multiply
   22,484.91x = 31,029 × 12,413.34
4. Step 4: Simplify right side
   22,484.91x = 385,173,526.86
5. Step 5: Solve for x
   x = 385,173,526.86/22,484.91
6. Step 6: Final answer
   x = 17,130.31