Finding the Third Proportional to 891,990 and 1,358,898

Step by Step Solution

1. Step 1: Write the proportion equation
   891,990 : 1,358,898 = 1,358,898 : x
2. Step 2: Convert to fraction form
   891,990/1,358,898 = 1,358,898/x
3. Step 3: Cross multiply
   891,990x = 1,358,898 × 1,358,898
4. Step 4: Simplify right side
   891,990x = 1,846,603,774,404
5. Step 5: Solve for x
   x = 1,846,603,774,404/891,990
6. Step 6: Final answer
   x = 2,070,206.81