Finding the Third Proportional to 1,261,836 and 1,904,321

Step by Step Solution

1. Step 1: Write the proportion equation
   1,261,836 : 1,904,321 = 1,904,321 : x
2. Step 2: Convert to fraction form
   1,261,836/1,904,321 = 1,904,321/x
3. Step 3: Cross multiply
   1,261,836x = 1,904,321 × 1,904,321
4. Step 4: Simplify right side
   1,261,836x = 3,626,438,471,041
5. Step 5: Solve for x
   x = 3,626,438,471,041/1,261,836
6. Step 6: Final answer
   x = 2,873,938.03