Finding the Third Proportional to 1,443,158 and 3,115,130

Step by Step Solution

1. Step 1: Write the proportion equation
   1,443,158 : 3,115,130 = 3,115,130 : x
2. Step 2: Convert to fraction form
   1,443,158/3,115,130 = 3,115,130/x
3. Step 3: Cross multiply
   1,443,158x = 3,115,130 × 3,115,130
4. Step 4: Simplify right side
   1,443,158x = 9,704,034,916,900
5. Step 5: Solve for x
   x = 9,704,034,916,900/1,443,158
6. Step 6: Final answer
   x = 6,724,166.67