Finding the Third Proportional to 1,905,192 and 4,109,512

Step by Step Solution

1. Step 1: Write the proportion equation
   1,905,192 : 4,109,512 = 4,109,512 : x
2. Step 2: Convert to fraction form
   1,905,192/4,109,512 = 4,109,512/x
3. Step 3: Cross multiply
   1,905,192x = 4,109,512 × 4,109,512
4. Step 4: Simplify right side
   1,905,192x = 16,888,088,878,144
5. Step 5: Solve for x
   x = 16,888,088,878,144/1,905,192
6. Step 6: Final answer
   x = 8,864,245.11