Finding the Fourth Proportional to 22,770.33, 31,417.69 and 13,817.62

Step by Step Solution

1. Step 1: Write the proportion equation
   22,770.33 : 31,417.69 = 13,817.62 : x
2. Step 2: Convert to fraction form
   22,770.33/31,417.69 = 13,817.62/x
3. Step 3: Cross multiply
   22,770.33x = 31,417.69 × 13,817.62
4. Step 4: Simplify right side
   22,770.33x = 434,117,701.70
5. Step 5: Solve for x
   x = 434,117,701.70/22,770.33
6. Step 6: Final answer
   x = 19,065.06