Finding the Third Proportional to 1,561,862 and 2,359,434

Step by Step Solution

1. Step 1: Write the proportion equation
   1,561,862 : 2,359,434 = 2,359,434 : x
2. Step 2: Convert to fraction form
   1,561,862/2,359,434 = 2,359,434/x
3. Step 3: Cross multiply
   1,561,862x = 2,359,434 × 2,359,434
4. Step 4: Simplify right side
   1,561,862x = 5,566,928,800,356
5. Step 5: Solve for x
   x = 5,566,928,800,356/1,561,862
6. Step 6: Final answer
   x = 3,564,289.80