Finding the Fourth Proportional to 12,650.46, 17,457.57 and 7,346.58

Step by Step Solution

1. Step 1: Write the proportion equation
   12,650.46 : 17,457.57 = 7,346.58 : x
2. Step 2: Convert to fraction form
   12,650.46/17,457.57 = 7,346.58/x
3. Step 3: Cross multiply
   12,650.46x = 17,457.57 × 7,346.58
4. Step 4: Simplify right side
   12,650.46x = 128,253,434.61
5. Step 5: Solve for x
   x = 128,253,434.61/12,650.46
6. Step 6: Final answer
   x = 10,138.24