Finding the Third Proportional to 4,672.69 and 7,615.69

Step by Step Solution

1. Step 1: Write the proportion equation
   4,672.69 : 7,615.69 = 7,615.69 : x
2. Step 2: Convert to fraction form
   4,672.69/7,615.69 = 7,615.69/x
3. Step 3: Cross multiply
   4,672.69x = 7,615.69 × 7,615.69
4. Step 4: Simplify right side
   4,672.69x = 57,998,696.10
5. Step 5: Solve for x
   x = 57,998,696.10/4,672.69
6. Step 6: Final answer
   x = 12,412.28