Finding the Third Proportional to 1,837.69 and 3,951.28

Step by Step Solution

1. Step 1: Write the proportion equation
   1,837.69 : 3,951.28 = 3,951.28 : x
2. Step 2: Convert to fraction form
   1,837.69/3,951.28 = 3,951.28/x
3. Step 3: Cross multiply
   1,837.69x = 3,951.28 × 3,951.28
4. Step 4: Simplify right side
   1,837.69x = 15,612,623.52
5. Step 5: Solve for x
   x = 15,612,623.52/1,837.69
6. Step 6: Final answer
   x = 8,495.80