Finding the Third Proportional to 1,802,778 and 3,655,338

Step by Step Solution

1. Step 1: Write the proportion equation
   1,802,778 : 3,655,338 = 3,655,338 : x
2. Step 2: Convert to fraction form
   1,802,778/3,655,338 = 3,655,338/x
3. Step 3: Cross multiply
   1,802,778x = 3,655,338 × 3,655,338
4. Step 4: Simplify right side
   1,802,778x = 13,361,495,894,244
5. Step 5: Solve for x
   x = 13,361,495,894,244/1,802,778
6. Step 6: Final answer
   x = 7,411,614.68