Finding the Third Proportional to 619,839 and 1,357,614

Step by Step Solution

1. Step 1: Write the proportion equation
   619,839 : 1,357,614 = 1,357,614 : x
2. Step 2: Convert to fraction form
   619,839/1,357,614 = 1,357,614/x
3. Step 3: Cross multiply
   619,839x = 1,357,614 × 1,357,614
4. Step 4: Simplify right side
   619,839x = 1,843,115,772,996
5. Step 5: Solve for x
   x = 1,843,115,772,996/619,839
6. Step 6: Final answer
   x = 2,973,539.54