Finding the Fourth Proportional to 42,334.18, 63,496.41 and 11,171.86

Step by Step Solution

1. Step 1: Write the proportion equation
   42,334.18 : 63,496.41 = 11,171.86 : x
2. Step 2: Convert to fraction form
   42,334.18/63,496.41 = 11,171.86/x
3. Step 3: Cross multiply
   42,334.18x = 63,496.41 × 11,171.86
4. Step 4: Simplify right side
   42,334.18x = 709,373,003.02
5. Step 5: Solve for x
   x = 709,373,003.02/42,334.18
6. Step 6: Final answer
   x = 16,756.51