Finding the Third Proportional to 920,444 and 1,968,818

Step by Step Solution

1. Step 1: Write the proportion equation
   920,444 : 1,968,818 = 1,968,818 : x
2. Step 2: Convert to fraction form
   920,444/1,968,818 = 1,968,818/x
3. Step 3: Cross multiply
   920,444x = 1,968,818 × 1,968,818
4. Step 4: Simplify right side
   920,444x = 3,876,244,317,124
5. Step 5: Solve for x
   x = 3,876,244,317,124/920,444
6. Step 6: Final answer
   x = 4,211,276.64