Finding the Third Proportional to 511.31 and 1,069.59

Step by Step Solution

1. Step 1: Write the proportion equation
   511.31 : 1,069.59 = 1,069.59 : x
2. Step 2: Convert to fraction form
   511.31/1,069.59 = 1,069.59/x
3. Step 3: Cross multiply
   511.31x = 1,069.59 × 1,069.59
4. Step 4: Simplify right side
   511.31x = 1,144,030.79
5. Step 5: Solve for x
   x = 1,144,030.79/511.31
6. Step 6: Final answer
   x = 2,237.44