Finding the Fourth Proportional to 31,094.94, 46,628.69 and 8,903.28

Step by Step Solution

1. Step 1: Write the proportion equation
   31,094.94 : 46,628.69 = 8,903.28 : x
2. Step 2: Convert to fraction form
   31,094.94/46,628.69 = 8,903.28/x
3. Step 3: Cross multiply
   31,094.94x = 46,628.69 × 8,903.28
4. Step 4: Simplify right side
   31,094.94x = 415,148,238.59
5. Step 5: Solve for x
   x = 415,148,238.59/31,094.94
6. Step 6: Final answer
   x = 13,350.99