Finding the Third Proportional to 1,243,941 and 1,905,228

Step by Step Solution

1. Step 1: Write the proportion equation
   1,243,941 : 1,905,228 = 1,905,228 : x
2. Step 2: Convert to fraction form
   1,243,941/1,905,228 = 1,905,228/x
3. Step 3: Cross multiply
   1,243,941x = 1,905,228 × 1,905,228
4. Step 4: Simplify right side
   1,243,941x = 3,629,893,731,984
5. Step 5: Solve for x
   x = 3,629,893,731,984/1,243,941
6. Step 6: Final answer
   x = 2,918,059.40