Finding the Third Proportional to 1,432.69 and 3,135.38

Step by Step Solution

1. Step 1: Write the proportion equation
   1,432.69 : 3,135.38 = 3,135.38 : x
2. Step 2: Convert to fraction form
   1,432.69/3,135.38 = 3,135.38/x
3. Step 3: Cross multiply
   1,432.69x = 3,135.38 × 3,135.38
4. Step 4: Simplify right side
   1,432.69x = 9,830,576.39
5. Step 5: Solve for x
   x = 9,830,576.39/1,432.69
6. Step 6: Final answer
   x = 6,861.63