Finding the Third Proportional to 711,726 and 1,554,780

Step by Step Solution

1. Step 1: Write the proportion equation
   711,726 : 1,554,780 = 1,554,780 : x
2. Step 2: Convert to fraction form
   711,726/1,554,780 = 1,554,780/x
3. Step 3: Cross multiply
   711,726x = 1,554,780 × 1,554,780
4. Step 4: Simplify right side
   711,726x = 2,417,340,848,400
5. Step 5: Solve for x
   x = 2,417,340,848,400/711,726
6. Step 6: Final answer
   x = 3,396,448.70