Finding the Third Proportional to 854,364 and 1,819,158

Step by Step Solution

1. Step 1: Write the proportion equation
   854,364 : 1,819,158 = 1,819,158 : x
2. Step 2: Convert to fraction form
   854,364/1,819,158 = 1,819,158/x
3. Step 3: Cross multiply
   854,364x = 1,819,158 × 1,819,158
4. Step 4: Simplify right side
   854,364x = 3,309,335,828,964
5. Step 5: Solve for x
   x = 3,309,335,828,964/854,364
6. Step 6: Final answer
   x = 3,873,449.52