Finding the Fourth Proportional to 8,298.27, 12,434.40 and 7,060.59

Step by Step Solution

1. Step 1: Write the proportion equation
   8,298.27 : 12,434.40 = 7,060.59 : x
2. Step 2: Convert to fraction form
   8,298.27/12,434.40 = 7,060.59/x
3. Step 3: Cross multiply
   8,298.27x = 12,434.40 × 7,060.59
4. Step 4: Simplify right side
   8,298.27x = 87,794,200.30
5. Step 5: Solve for x
   x = 87,794,200.30/8,298.27
6. Step 6: Final answer
   x = 10,579.82