Finding the Fourth Proportional to 16,855.25, 23,253.42 and 10,477.31

Step by Step Solution

1. Step 1: Write the proportion equation
   16,855.25 : 23,253.42 = 10,477.31 : x
2. Step 2: Convert to fraction form
   16,855.25/23,253.42 = 10,477.31/x
3. Step 3: Cross multiply
   16,855.25x = 23,253.42 × 10,477.31
4. Step 4: Simplify right side
   16,855.25x = 243,633,173.63
5. Step 5: Solve for x
   x = 243,633,173.63/16,855.25
6. Step 6: Final answer
   x = 14,454.44