Finding the Fourth Proportional to 16,078.86, 22,184.55 and 10,415.34

Step by Step Solution

1. Step 1: Write the proportion equation
   16,078.86 : 22,184.55 = 10,415.34 : x
2. Step 2: Convert to fraction form
   16,078.86/22,184.55 = 10,415.34/x
3. Step 3: Cross multiply
   16,078.86x = 22,184.55 × 10,415.34
4. Step 4: Simplify right side
   16,078.86x = 231,059,631.00
5. Step 5: Solve for x
   x = 231,059,631.00/16,078.86
6. Step 6: Final answer
   x = 14,370.40