Finding the Third Proportional to 910,078 and 1,981,570

Step by Step Solution

1. Step 1: Write the proportion equation
   910,078 : 1,981,570 = 1,981,570 : x
2. Step 2: Convert to fraction form
   910,078/1,981,570 = 1,981,570/x
3. Step 3: Cross multiply
   910,078x = 1,981,570 × 1,981,570
4. Step 4: Simplify right side
   910,078x = 3,926,619,664,900
5. Step 5: Solve for x
   x = 3,926,619,664,900/910,078
6. Step 6: Final answer
   x = 4,314,596.84