Finding the Third Proportional to 1,204,396 and 1,731,142

Step by Step Solution

1. Step 1: Write the proportion equation
   1,204,396 : 1,731,142 = 1,731,142 : x
2. Step 2: Convert to fraction form
   1,204,396/1,731,142 = 1,731,142/x
3. Step 3: Cross multiply
   1,204,396x = 1,731,142 × 1,731,142
4. Step 4: Simplify right side
   1,204,396x = 2,996,852,624,164
5. Step 5: Solve for x
   x = 2,996,852,624,164/1,204,396
6. Step 6: Final answer
   x = 2,488,261.85