Finding the Fourth Proportional to 12,369.63, 17,061.53 and 7,651.11

Step by Step Solution

1. Step 1: Write the proportion equation
   12,369.63 : 17,061.53 = 7,651.11 : x
2. Step 2: Convert to fraction form
   12,369.63/17,061.53 = 7,651.11/x
3. Step 3: Cross multiply
   12,369.63x = 17,061.53 × 7,651.11
4. Step 4: Simplify right side
   12,369.63x = 130,539,604.54
5. Step 5: Solve for x
   x = 130,539,604.54/12,369.63
6. Step 6: Final answer
   x = 10,553.23