Finding the Third Proportional to 1,640,243 and 2,208,094

Step by Step Solution

1. Step 1: Write the proportion equation
   1,640,243 : 2,208,094 = 2,208,094 : x
2. Step 2: Convert to fraction form
   1,640,243/2,208,094 = 2,208,094/x
3. Step 3: Cross multiply
   1,640,243x = 2,208,094 × 2,208,094
4. Step 4: Simplify right side
   1,640,243x = 4,875,679,112,836
5. Step 5: Solve for x
   x = 4,875,679,112,836/1,640,243
6. Step 6: Final answer
   x = 2,972,534.63