Finding the Third Proportional to 1,070,539 and 1,538,740

Step by Step Solution

1. Step 1: Write the proportion equation
   1,070,539 : 1,538,740 = 1,538,740 : x
2. Step 2: Convert to fraction form
   1,070,539/1,538,740 = 1,538,740/x
3. Step 3: Cross multiply
   1,070,539x = 1,538,740 × 1,538,740
4. Step 4: Simplify right side
   1,070,539x = 2,367,720,787,600
5. Step 5: Solve for x
   x = 2,367,720,787,600/1,070,539
6. Step 6: Final answer
   x = 2,211,709.04