Finding the Fourth Proportional to 42,549.59, 63,834 and 14,086.49

Step by Step Solution

1. Step 1: Write the proportion equation
   42,549.59 : 63,834 = 14,086.49 : x
2. Step 2: Convert to fraction form
   42,549.59/63,834 = 14,086.49/x
3. Step 3: Cross multiply
   42,549.59x = 63,834 × 14,086.49
4. Step 4: Simplify right side
   42,549.59x = 899,196,683.49
5. Step 5: Solve for x
   x = 899,196,683.49/42,549.59
6. Step 6: Final answer
   x = 21,132.91