Finding the Fourth Proportional to 31,019.50, 46,506.57 and 9,947.55

Step by Step Solution

1. Step 1: Write the proportion equation
   31,019.50 : 46,506.57 = 9,947.55 : x
2. Step 2: Convert to fraction form
   31,019.50/46,506.57 = 9,947.55/x
3. Step 3: Cross multiply
   31,019.50x = 46,506.57 × 9,947.55
4. Step 4: Simplify right side
   31,019.50x = 462,626,175.10
5. Step 5: Solve for x
   x = 462,626,175.10/31,019.50
6. Step 6: Final answer
   x = 14,914.04