Finding the Third Proportional to 845,838 and 1,859,910

Step by Step Solution

1. Step 1: Write the proportion equation
   845,838 : 1,859,910 = 1,859,910 : x
2. Step 2: Convert to fraction form
   845,838/1,859,910 = 1,859,910/x
3. Step 3: Cross multiply
   845,838x = 1,859,910 × 1,859,910
4. Step 4: Simplify right side
   845,838x = 3,459,265,208,100
5. Step 5: Solve for x
   x = 3,459,265,208,100/845,838
6. Step 6: Final answer
   x = 4,089,749.11