Finding the Third Proportional to 853,550 and 1,839,428

Step by Step Solution

1. Step 1: Write the proportion equation
   853,550 : 1,839,428 = 1,839,428 : x
2. Step 2: Convert to fraction form
   853,550/1,839,428 = 1,839,428/x
3. Step 3: Cross multiply
   853,550x = 1,839,428 × 1,839,428
4. Step 4: Simplify right side
   853,550x = 3,383,495,367,184
5. Step 5: Solve for x
   x = 3,383,495,367,184/853,550
6. Step 6: Final answer
   x = 3,964,027.14