Finding the Third Proportional to 1,039,069 and 1,554,421

Step by Step Solution

1. Step 1: Write the proportion equation
   1,039,069 : 1,554,421 = 1,554,421 : x
2. Step 2: Convert to fraction form
   1,039,069/1,554,421 = 1,554,421/x
3. Step 3: Cross multiply
   1,039,069x = 1,554,421 × 1,554,421
4. Step 4: Simplify right side
   1,039,069x = 2,416,224,645,241
5. Step 5: Solve for x
   x = 2,416,224,645,241/1,039,069
6. Step 6: Final answer
   x = 2,325,374.59