Finding the Third Proportional to 7,669.69 and 12,032.30

Step by Step Solution

1. Step 1: Write the proportion equation
   7,669.69 : 12,032.30 = 12,032.30 : x
2. Step 2: Convert to fraction form
   7,669.69/12,032.30 = 12,032.30/x
3. Step 3: Cross multiply
   7,669.69x = 12,032.30 × 12,032.30
4. Step 4: Simplify right side
   7,669.69x = 144,776,168.09
5. Step 5: Solve for x
   x = 144,776,168.09/7,669.69
6. Step 6: Final answer
   x = 18,876.41