Finding the Third Proportional to 812,042 and 1,786,084

Step by Step Solution

1. Step 1: Write the proportion equation
   812,042 : 1,786,084 = 1,786,084 : x
2. Step 2: Convert to fraction form
   812,042/1,786,084 = 1,786,084/x
3. Step 3: Cross multiply
   812,042x = 1,786,084 × 1,786,084
4. Step 4: Simplify right side
   812,042x = 3,190,096,055,056
5. Step 5: Solve for x
   x = 3,190,096,055,056/812,042
6. Step 6: Final answer
   x = 3,928,486.53