Finding the Third Proportional to 1,698,218 and 3,711,366

Step by Step Solution

1. Step 1: Write the proportion equation
   1,698,218 : 3,711,366 = 3,711,366 : x
2. Step 2: Convert to fraction form
   1,698,218/3,711,366 = 3,711,366/x
3. Step 3: Cross multiply
   1,698,218x = 3,711,366 × 3,711,366
4. Step 4: Simplify right side
   1,698,218x = 13,774,237,585,956
5. Step 5: Solve for x
   x = 13,774,237,585,956/1,698,218
6. Step 6: Final answer
   x = 8,110,994.93