Finding the Third Proportional to 1,277,764 and 1,981,230

Step by Step Solution

1. Step 1: Write the proportion equation
   1,277,764 : 1,981,230 = 1,981,230 : x
2. Step 2: Convert to fraction form
   1,277,764/1,981,230 = 1,981,230/x
3. Step 3: Cross multiply
   1,277,764x = 1,981,230 × 1,981,230
4. Step 4: Simplify right side
   1,277,764x = 3,925,272,312,900
5. Step 5: Solve for x
   x = 3,925,272,312,900/1,277,764
6. Step 6: Final answer
   x = 3,071,985.37