Finding the Third Proportional to 1,144,371 and 1,731,288

Step by Step Solution

1. Step 1: Write the proportion equation
   1,144,371 : 1,731,288 = 1,731,288 : x
2. Step 2: Convert to fraction form
   1,144,371/1,731,288 = 1,731,288/x
3. Step 3: Cross multiply
   1,144,371x = 1,731,288 × 1,731,288
4. Step 4: Simplify right side
   1,144,371x = 2,997,358,138,944
5. Step 5: Solve for x
   x = 2,997,358,138,944/1,144,371
6. Step 6: Final answer
   x = 2,619,218.89