Finding the Fourth Proportional to 16,173.86, 22,319.83 and 9,100.34

Step by Step Solution

1. Step 1: Write the proportion equation
   16,173.86 : 22,319.83 = 9,100.34 : x
2. Step 2: Convert to fraction form
   16,173.86/22,319.83 = 9,100.34/x
3. Step 3: Cross multiply
   16,173.86x = 22,319.83 × 9,100.34
4. Step 4: Simplify right side
   16,173.86x = 203,118,041.74
5. Step 5: Solve for x
   x = 203,118,041.74/16,173.86
6. Step 6: Final answer
   x = 12,558.41