Finding the Third Proportional to 874,856 and 1,819,512

Step by Step Solution

1. Step 1: Write the proportion equation
   874,856 : 1,819,512 = 1,819,512 : x
2. Step 2: Convert to fraction form
   874,856/1,819,512 = 1,819,512/x
3. Step 3: Cross multiply
   874,856x = 1,819,512 × 1,819,512
4. Step 4: Simplify right side
   874,856x = 3,310,623,918,144
5. Step 5: Solve for x
   x = 3,310,623,918,144/874,856
6. Step 6: Final answer
   x = 3,784,192.96