Finding the Fourth Proportional to 12,669.45, 17,484.51 and 7,635.27

Step by Step Solution

1. Step 1: Write the proportion equation
   12,669.45 : 17,484.51 = 7,635.27 : x
2. Step 2: Convert to fraction form
   12,669.45/17,484.51 = 7,635.27/x
3. Step 3: Cross multiply
   12,669.45x = 17,484.51 × 7,635.27
4. Step 4: Simplify right side
   12,669.45x = 133,498,954.67
5. Step 5: Solve for x
   x = 133,498,954.67/12,669.45
6. Step 6: Final answer
   x = 10,537.08