Finding the Third Proportional to 521,642 and 1,142,914

Step by Step Solution

1. Step 1: Write the proportion equation
   521,642 : 1,142,914 = 1,142,914 : x
2. Step 2: Convert to fraction form
   521,642/1,142,914 = 1,142,914/x
3. Step 3: Cross multiply
   521,642x = 1,142,914 × 1,142,914
4. Step 4: Simplify right side
   521,642x = 1,306,252,411,396
5. Step 5: Solve for x
   x = 1,306,252,411,396/521,642
6. Step 6: Final answer
   x = 2,504,116.64