Finding the Fourth Proportional to 16,321, 24,483.24 and 5,223.72

Step by Step Solution

1. Step 1: Write the proportion equation
   16,321 : 24,483.24 = 5,223.72 : x
2. Step 2: Convert to fraction form
   16,321/24,483.24 = 5,223.72/x
3. Step 3: Cross multiply
   16,321x = 24,483.24 × 5,223.72
4. Step 4: Simplify right side
   16,321x = 127,893,590.45
5. Step 5: Solve for x
   x = 127,893,590.45/16,321
6. Step 6: Final answer
   x = 7,836.14