Finding the Fourth Proportional to 22,017.50, 30,387.48 and 14,065.02

Step by Step Solution

1. Step 1: Write the proportion equation
   22,017.50 : 30,387.48 = 14,065.02 : x
2. Step 2: Convert to fraction form
   22,017.50/30,387.48 = 14,065.02/x
3. Step 3: Cross multiply
   22,017.50x = 30,387.48 × 14,065.02
4. Step 4: Simplify right side
   22,017.50x = 427,400,513.95
5. Step 5: Solve for x
   x = 427,400,513.95/22,017.50
6. Step 6: Final answer
   x = 19,411.85