Finding the Fourth Proportional to 16,426.86, 24,631.41 and 5,180.07

Step by Step Solution

1. Step 1: Write the proportion equation
   16,426.86 : 24,631.41 = 5,180.07 : x
2. Step 2: Convert to fraction form
   16,426.86/24,631.41 = 5,180.07/x
3. Step 3: Cross multiply
   16,426.86x = 24,631.41 × 5,180.07
4. Step 4: Simplify right side
   16,426.86x = 127,592,500.94
5. Step 5: Solve for x
   x = 127,592,500.94/16,426.86
6. Step 6: Final answer
   x = 7,767.31