Finding the Fourth Proportional to 31,109.25, 46,664.07 and 7,735.69

Step by Step Solution

1. Step 1: Write the proportion equation
   31,109.25 : 46,664.07 = 7,735.69 : x
2. Step 2: Convert to fraction form
   31,109.25/46,664.07 = 7,735.69/x
3. Step 3: Cross multiply
   31,109.25x = 46,664.07 × 7,735.69
4. Step 4: Simplify right side
   31,109.25x = 360,978,808.98
5. Step 5: Solve for x
   x = 360,978,808.98/31,109.25
6. Step 6: Final answer
   x = 11,603.58