Finding the Third Proportional to 845,216 and 1,879,416

Step by Step Solution

1. Step 1: Write the proportion equation
   845,216 : 1,879,416 = 1,879,416 : x
2. Step 2: Convert to fraction form
   845,216/1,879,416 = 1,879,416/x
3. Step 3: Cross multiply
   845,216x = 1,879,416 × 1,879,416
4. Step 4: Simplify right side
   845,216x = 3,532,204,501,056
5. Step 5: Solve for x
   x = 3,532,204,501,056/845,216
6. Step 6: Final answer
   x = 4,179,055.41