Finding the Fourth Proportional to 22,870.03, 31,551.36 and 13,910.35

Step by Step Solution

1. Step 1: Write the proportion equation
   22,870.03 : 31,551.36 = 13,910.35 : x
2. Step 2: Convert to fraction form
   22,870.03/31,551.36 = 13,910.35/x
3. Step 3: Cross multiply
   22,870.03x = 31,551.36 × 13,910.35
4. Step 4: Simplify right side
   22,870.03x = 438,890,460.58
5. Step 5: Solve for x
   x = 438,890,460.58/22,870.03
6. Step 6: Final answer
   x = 19,190.64