Finding the Third Proportional to 1,118,553 and 1,749,809

Step by Step Solution

1. Step 1: Write the proportion equation
   1,118,553 : 1,749,809 = 1,749,809 : x
2. Step 2: Convert to fraction form
   1,118,553/1,749,809 = 1,749,809/x
3. Step 3: Cross multiply
   1,118,553x = 1,749,809 × 1,749,809
4. Step 4: Simplify right side
   1,118,553x = 3,061,831,536,481
5. Step 5: Solve for x
   x = 3,061,831,536,481/1,118,553
6. Step 6: Final answer
   x = 2,737,314.67