Finding the Third Proportional to 412,942 and 875,504

Step by Step Solution

1. Step 1: Write the proportion equation
   412,942 : 875,504 = 875,504 : x
2. Step 2: Convert to fraction form
   412,942/875,504 = 875,504/x
3. Step 3: Cross multiply
   412,942x = 875,504 × 875,504
4. Step 4: Simplify right side
   412,942x = 766,507,254,016
5. Step 5: Solve for x
   x = 766,507,254,016/412,942
6. Step 6: Final answer
   x = 1,856,210.45