Finding the Third Proportional to 1,605,811 and 3,445,085

Step by Step Solution

1. Step 1: Write the proportion equation
   1,605,811 : 3,445,085 = 3,445,085 : x
2. Step 2: Convert to fraction form
   1,605,811/3,445,085 = 3,445,085/x
3. Step 3: Cross multiply
   1,605,811x = 3,445,085 × 3,445,085
4. Step 4: Simplify right side
   1,605,811x = 11,868,610,657,225
5. Step 5: Solve for x
   x = 11,868,610,657,225/1,605,811
6. Step 6: Final answer
   x = 7,391,038.33