Finding the Third Proportional to 815,755 and 1,749,608

Step by Step Solution

1. Step 1: Write the proportion equation
   815,755 : 1,749,608 = 1,749,608 : x
2. Step 2: Convert to fraction form
   815,755/1,749,608 = 1,749,608/x
3. Step 3: Cross multiply
   815,755x = 1,749,608 × 1,749,608
4. Step 4: Simplify right side
   815,755x = 3,061,128,153,664
5. Step 5: Solve for x
   x = 3,061,128,153,664/815,755
6. Step 6: Final answer
   x = 3,752,509.21