Finding the Third Proportional to 1,287,463 and 1,947,761

Step by Step Solution

1. Step 1: Write the proportion equation
   1,287,463 : 1,947,761 = 1,947,761 : x
2. Step 2: Convert to fraction form
   1,287,463/1,947,761 = 1,947,761/x
3. Step 3: Cross multiply
   1,287,463x = 1,947,761 × 1,947,761
4. Step 4: Simplify right side
   1,287,463x = 3,793,772,913,121
5. Step 5: Solve for x
   x = 3,793,772,913,121/1,287,463
6. Step 6: Final answer
   x = 2,946,704.42