Finding the Fourth Proportional to 12,650.42, 17,459.88 and 7,345.46

Step by Step Solution

1. Step 1: Write the proportion equation
   12,650.42 : 17,459.88 = 7,345.46 : x
2. Step 2: Convert to fraction form
   12,650.42/17,459.88 = 7,345.46/x
3. Step 3: Cross multiply
   12,650.42x = 17,459.88 × 7,345.46
4. Step 4: Simplify right side
   12,650.42x = 128,250,850.14
5. Step 5: Solve for x
   x = 128,250,850.14/12,650.42
6. Step 6: Final answer
   x = 10,138.07