Finding the Third Proportional to 1,333,392 and 2,118,192

Step by Step Solution

1. Step 1: Write the proportion equation
   1,333,392 : 2,118,192 = 2,118,192 : x
2. Step 2: Convert to fraction form
   1,333,392/2,118,192 = 2,118,192/x
3. Step 3: Cross multiply
   1,333,392x = 2,118,192 × 2,118,192
4. Step 4: Simplify right side
   1,333,392x = 4,486,737,348,864
5. Step 5: Solve for x
   x = 4,486,737,348,864/1,333,392
6. Step 6: Final answer
   x = 3,364,904.96