Finding the Fourth Proportional to 12,271.74, 16,942.83 and 7,558.74

Step by Step Solution

1. Step 1: Write the proportion equation
   12,271.74 : 16,942.83 = 7,558.74 : x
2. Step 2: Convert to fraction form
   12,271.74/16,942.83 = 7,558.74/x
3. Step 3: Cross multiply
   12,271.74x = 16,942.83 × 7,558.74
4. Step 4: Simplify right side
   12,271.74x = 128,066,446.83
5. Step 5: Solve for x
   x = 128,066,446.83/12,271.74
6. Step 6: Final answer
   x = 10,435.88