Finding the Fourth Proportional to 16,670.86, 24,859.22 and 16,520.84

Step by Step Solution

1. Step 1: Write the proportion equation
   16,670.86 : 24,859.22 = 16,520.84 : x
2. Step 2: Convert to fraction form
   16,670.86/24,859.22 = 16,520.84/x
3. Step 3: Cross multiply
   16,670.86x = 24,859.22 × 16,520.84
4. Step 4: Simplify right side
   16,670.86x = 410,695,196.14
5. Step 5: Solve for x
   x = 410,695,196.14/16,670.86
6. Step 6: Final answer
   x = 24,635.51