Finding the Third Proportional to 905,584 and 1,326,288

Step by Step Solution

1. Step 1: Write the proportion equation
   905,584 : 1,326,288 = 1,326,288 : x
2. Step 2: Convert to fraction form
   905,584/1,326,288 = 1,326,288/x
3. Step 3: Cross multiply
   905,584x = 1,326,288 × 1,326,288
4. Step 4: Simplify right side
   905,584x = 1,759,039,858,944
5. Step 5: Solve for x
   x = 1,759,039,858,944/905,584
6. Step 6: Final answer
   x = 1,942,436.99