Finding the Fourth Proportional to 16,415.16, 24,624.18 and 5,173.08

Step by Step Solution

1. Step 1: Write the proportion equation
   16,415.16 : 24,624.18 = 5,173.08 : x
2. Step 2: Convert to fraction form
   16,415.16/24,624.18 = 5,173.08/x
3. Step 3: Cross multiply
   16,415.16x = 24,624.18 × 5,173.08
4. Step 4: Simplify right side
   16,415.16x = 127,382,853.07
5. Step 5: Solve for x
   x = 127,382,853.07/16,415.16
6. Step 6: Final answer
   x = 7,760.07