Finding the Third Proportional to 822,384 and 1,312,296

Step by Step Solution

1. Step 1: Write the proportion equation
   822,384 : 1,312,296 = 1,312,296 : x
2. Step 2: Convert to fraction form
   822,384/1,312,296 = 1,312,296/x
3. Step 3: Cross multiply
   822,384x = 1,312,296 × 1,312,296
4. Step 4: Simplify right side
   822,384x = 1,722,120,791,616
5. Step 5: Solve for x
   x = 1,722,120,791,616/822,384
6. Step 6: Final answer
   x = 2,094,059.21