Finding the Fourth Proportional to 16,415.40, 24,617.34 and 4,725.48

Step by Step Solution

1. Step 1: Write the proportion equation
   16,415.40 : 24,617.34 = 4,725.48 : x
2. Step 2: Convert to fraction form
   16,415.40/24,617.34 = 4,725.48/x
3. Step 3: Cross multiply
   16,415.40x = 24,617.34 × 4,725.48
4. Step 4: Simplify right side
   16,415.40x = 116,328,747.82
5. Step 5: Solve for x
   x = 116,328,747.82/16,415.40
6. Step 6: Final answer
   x = 7,086.56