Finding the Third Proportional to 1,778,940 and 3,808,818

Step by Step Solution

1. Step 1: Write the proportion equation
   1,778,940 : 3,808,818 = 3,808,818 : x
2. Step 2: Convert to fraction form
   1,778,940/3,808,818 = 3,808,818/x
3. Step 3: Cross multiply
   1,778,940x = 3,808,818 × 3,808,818
4. Step 4: Simplify right side
   1,778,940x = 14,507,094,557,124
5. Step 5: Solve for x
   x = 14,507,094,557,124/1,778,940
6. Step 6: Final answer
   x = 8,154,909.42