Finding the Fourth Proportional to 42,379.86, 63,578.02 and 16,103.10

Step by Step Solution

1. Step 1: Write the proportion equation
   42,379.86 : 63,578.02 = 16,103.10 : x
2. Step 2: Convert to fraction form
   42,379.86/63,578.02 = 16,103.10/x
3. Step 3: Cross multiply
   42,379.86x = 63,578.02 × 16,103.10
4. Step 4: Simplify right side
   42,379.86x = 1,023,803,213.86
5. Step 5: Solve for x
   x = 1,023,803,213.86/42,379.86
6. Step 6: Final answer
   x = 24,157.78