Finding the Third Proportional to 694,164 and 1,048,642

Step by Step Solution

1. Step 1: Write the proportion equation
   694,164 : 1,048,642 = 1,048,642 : x
2. Step 2: Convert to fraction form
   694,164/1,048,642 = 1,048,642/x
3. Step 3: Cross multiply
   694,164x = 1,048,642 × 1,048,642
4. Step 4: Simplify right side
   694,164x = 1,099,650,044,164
5. Step 5: Solve for x
   x = 1,099,650,044,164/694,164
6. Step 6: Final answer
   x = 1,584,135.80