Finding the Fourth Proportional to 9,260.34, 12,784.86 and 7,266.12

Step by Step Solution

1. Step 1: Write the proportion equation
   9,260.34 : 12,784.86 = 7,266.12 : x
2. Step 2: Convert to fraction form
   9,260.34/12,784.86 = 7,266.12/x
3. Step 3: Cross multiply
   9,260.34x = 12,784.86 × 7,266.12
4. Step 4: Simplify right side
   9,260.34x = 92,896,326.94
5. Step 5: Solve for x
   x = 92,896,326.94/9,260.34
6. Step 6: Final answer
   x = 10,031.63