Finding the Fourth Proportional to 31,302.52, 46,961.50 and 9,116.09

Step by Step Solution

1. Step 1: Write the proportion equation
   31,302.52 : 46,961.50 = 9,116.09 : x
2. Step 2: Convert to fraction form
   31,302.52/46,961.50 = 9,116.09/x
3. Step 3: Cross multiply
   31,302.52x = 46,961.50 × 9,116.09
4. Step 4: Simplify right side
   31,302.52x = 428,105,137.48
5. Step 5: Solve for x
   x = 428,105,137.48/31,302.52
6. Step 6: Final answer
   x = 13,676.38