Finding the Fourth Proportional to 12,271.50, 16,940.34 and 7,558.52

Step by Step Solution

1. Step 1: Write the proportion equation
   12,271.50 : 16,940.34 = 7,558.52 : x
2. Step 2: Convert to fraction form
   12,271.50/16,940.34 = 7,558.52/x
3. Step 3: Cross multiply
   12,271.50x = 16,940.34 × 7,558.52
4. Step 4: Simplify right side
   12,271.50x = 128,043,814.00
5. Step 5: Solve for x
   x = 128,043,814.00/12,271.50
6. Step 6: Final answer
   x = 10,434.24