Finding the Third Proportional to 1,069.45 and 1,612.41

Step by Step Solution

1. Step 1: Write the proportion equation
   1,069.45 : 1,612.41 = 1,612.41 : x
2. Step 2: Convert to fraction form
   1,069.45/1,612.41 = 1,612.41/x
3. Step 3: Cross multiply
   1,069.45x = 1,612.41 × 1,612.41
4. Step 4: Simplify right side
   1,069.45x = 2,599,853.92
5. Step 5: Solve for x
   x = 2,599,853.92/1,069.45
6. Step 6: Final answer
   x = 2,431.01