Finding the Third Proportional to 694,456 and 1,521,858

Step by Step Solution

1. Step 1: Write the proportion equation
   694,456 : 1,521,858 = 1,521,858 : x
2. Step 2: Convert to fraction form
   694,456/1,521,858 = 1,521,858/x
3. Step 3: Cross multiply
   694,456x = 1,521,858 × 1,521,858
4. Step 4: Simplify right side
   694,456x = 2,316,051,772,164
5. Step 5: Solve for x
   x = 2,316,051,772,164/694,456
6. Step 6: Final answer
   x = 3,335,059.06