Finding the Fourth Proportional to 12,946.89, 17,866.27 and 7,281.88

Step by Step Solution

1. Step 1: Write the proportion equation
   12,946.89 : 17,866.27 = 7,281.88 : x
2. Step 2: Convert to fraction form
   12,946.89/17,866.27 = 7,281.88/x
3. Step 3: Cross multiply
   12,946.89x = 17,866.27 × 7,281.88
4. Step 4: Simplify right side
   12,946.89x = 130,100,034.19
5. Step 5: Solve for x
   x = 130,100,034.19/12,946.89
6. Step 6: Final answer
   x = 10,048.75