Finding the Fourth Proportional to 14,270.59, 19,693.12 and 7,897.18

Step by Step Solution

1. Step 1: Write the proportion equation
   14,270.59 : 19,693.12 = 7,897.18 : x
2. Step 2: Convert to fraction form
   14,270.59/19,693.12 = 7,897.18/x
3. Step 3: Cross multiply
   14,270.59x = 19,693.12 × 7,897.18
4. Step 4: Simplify right side
   14,270.59x = 155,520,113.40
5. Step 5: Solve for x
   x = 155,520,113.40/14,270.59
6. Step 6: Final answer
   x = 10,897.95