Finding the Fourth Proportional to 31,312.52, 46,964.22 and 9,119.94

Step by Step Solution

1. Step 1: Write the proportion equation
   31,312.52 : 46,964.22 = 9,119.94 : x
2. Step 2: Convert to fraction form
   31,312.52/46,964.22 = 9,119.94/x
3. Step 3: Cross multiply
   31,312.52x = 46,964.22 × 9,119.94
4. Step 4: Simplify right side
   31,312.52x = 428,310,868.55
5. Step 5: Solve for x
   x = 428,310,868.55/31,312.52
6. Step 6: Final answer
   x = 13,678.58