Finding the Third Proportional to 410,858 and 897,340

Step by Step Solution

1. Step 1: Write the proportion equation
   410,858 : 897,340 = 897,340 : x
2. Step 2: Convert to fraction form
   410,858/897,340 = 897,340/x
3. Step 3: Cross multiply
   410,858x = 897,340 × 897,340
4. Step 4: Simplify right side
   410,858x = 805,219,075,600
5. Step 5: Solve for x
   x = 805,219,075,600/410,858
6. Step 6: Final answer
   x = 1,959,847.63