Finding the Third Proportional to 785,043 and 1,245,105

Step by Step Solution

1. Step 1: Write the proportion equation
   785,043 : 1,245,105 = 1,245,105 : x
2. Step 2: Convert to fraction form
   785,043/1,245,105 = 1,245,105/x
3. Step 3: Cross multiply
   785,043x = 1,245,105 × 1,245,105
4. Step 4: Simplify right side
   785,043x = 1,550,286,461,025
5. Step 5: Solve for x
   x = 1,550,286,461,025/785,043
6. Step 6: Final answer
   x = 1,974,779.04