Finding the Third Proportional to 803,784 and 1,123,808

Step by Step Solution

1. Step 1: Write the proportion equation
   803,784 : 1,123,808 = 1,123,808 : x
2. Step 2: Convert to fraction form
   803,784/1,123,808 = 1,123,808/x
3. Step 3: Cross multiply
   803,784x = 1,123,808 × 1,123,808
4. Step 4: Simplify right side
   803,784x = 1,262,944,420,864
5. Step 5: Solve for x
   x = 1,262,944,420,864/803,784
6. Step 6: Final answer
   x = 1,571,248.52