Finding the Fourth Proportional to 31,297.52, 46,953.98 and 9,111.09

Step by Step Solution

1. Step 1: Write the proportion equation
   31,297.52 : 46,953.98 = 9,111.09 : x
2. Step 2: Convert to fraction form
   31,297.52/46,953.98 = 9,111.09/x
3. Step 3: Cross multiply
   31,297.52x = 46,953.98 × 9,111.09
4. Step 4: Simplify right side
   31,297.52x = 427,802,102.33
5. Step 5: Solve for x
   x = 427,802,102.33/31,297.52
6. Step 6: Final answer
   x = 13,668.88