Finding the Third Proportional to 425,442 and 897,358.50

Step by Step Solution

1. Step 1: Write the proportion equation
   425,442 : 897,358.50 = 897,358.50 : x
2. Step 2: Convert to fraction form
   425,442/897,358.50 = 897,358.50/x
3. Step 3: Cross multiply
   425,442x = 897,358.50 × 897,358.50
4. Step 4: Simplify right side
   425,442x = 805,252,277,522.25
5. Step 5: Solve for x
   x = 805,252,277,522.25/425,442
6. Step 6: Final answer
   x = 1,892,742.79