Finding the Third Proportional to 693,400 and 1,035,564

Step by Step Solution

1. Step 1: Write the proportion equation
   693,400 : 1,035,564 = 1,035,564 : x
2. Step 2: Convert to fraction form
   693,400/1,035,564 = 1,035,564/x
3. Step 3: Cross multiply
   693,400x = 1,035,564 × 1,035,564
4. Step 4: Simplify right side
   693,400x = 1,072,392,798,096
5. Step 5: Solve for x
   x = 1,072,392,798,096/693,400
6. Step 6: Final answer
   x = 1,546,571.67