Finding the Third Proportional to 1,981,440 and 3,148,947

Step by Step Solution

1. Step 1: Write the proportion equation
   1,981,440 : 3,148,947 = 3,148,947 : x
2. Step 2: Convert to fraction form
   1,981,440/3,148,947 = 3,148,947/x
3. Step 3: Cross multiply
   1,981,440x = 3,148,947 × 3,148,947
4. Step 4: Simplify right side
   1,981,440x = 9,915,867,208,809
5. Step 5: Solve for x
   x = 9,915,867,208,809/1,981,440
6. Step 6: Final answer
   x = 5,004,374.20