Finding the Fourth Proportional to 16,461.87, 24,698.35 and 5,219.05

Step by Step Solution

1. Step 1: Write the proportion equation
   16,461.87 : 24,698.35 = 5,219.05 : x
2. Step 2: Convert to fraction form
   16,461.87/24,698.35 = 5,219.05/x
3. Step 3: Cross multiply
   16,461.87x = 24,698.35 × 5,219.05
4. Step 4: Simplify right side
   16,461.87x = 128,901,923.57
5. Step 5: Solve for x
   x = 128,901,923.57/16,461.87
6. Step 6: Final answer
   x = 7,830.33