Finding the Third Proportional to 981,807 and 2,118,526

Step by Step Solution

1. Step 1: Write the proportion equation
   981,807 : 2,118,526 = 2,118,526 : x
2. Step 2: Convert to fraction form
   981,807/2,118,526 = 2,118,526/x
3. Step 3: Cross multiply
   981,807x = 2,118,526 × 2,118,526
4. Step 4: Simplify right side
   981,807x = 4,488,152,412,676
5. Step 5: Solve for x
   x = 4,488,152,412,676/981,807
6. Step 6: Final answer
   x = 4,571,318.41