Finding the Fourth Proportional to 22,792.86, 31,429.35 and 14,820.30

Step by Step Solution

1. Step 1: Write the proportion equation
   22,792.86 : 31,429.35 = 14,820.30 : x
2. Step 2: Convert to fraction form
   22,792.86/31,429.35 = 14,820.30/x
3. Step 3: Cross multiply
   22,792.86x = 31,429.35 × 14,820.30
4. Step 4: Simplify right side
   22,792.86x = 465,792,395.81
5. Step 5: Solve for x
   x = 465,792,395.81/22,792.86
6. Step 6: Final answer
   x = 20,435.89