Finding the Fourth Proportional to 31,109.46, 46,664.37 and 7,735.89

Step by Step Solution

1. Step 1: Write the proportion equation
   31,109.46 : 46,664.37 = 7,735.89 : x
2. Step 2: Convert to fraction form
   31,109.46/46,664.37 = 7,735.89/x
3. Step 3: Cross multiply
   31,109.46x = 46,664.37 × 7,735.89
4. Step 4: Simplify right side
   31,109.46x = 360,990,647.07
5. Step 5: Solve for x
   x = 360,990,647.07/31,109.46
6. Step 6: Final answer
   x = 11,603.89