Finding the Fourth Proportional to 16,340.47, 24,513.91 and 5,246.30

Step by Step Solution

1. Step 1: Write the proportion equation
   16,340.47 : 24,513.91 = 5,246.30 : x
2. Step 2: Convert to fraction form
   16,340.47/24,513.91 = 5,246.30/x
3. Step 3: Cross multiply
   16,340.47x = 24,513.91 × 5,246.30
4. Step 4: Simplify right side
   16,340.47x = 128,607,374.20
5. Step 5: Solve for x
   x = 128,607,374.20/16,340.47
6. Step 6: Final answer
   x = 7,870.48