Finding the Third Proportional to 1,569,780 and 3,379,158

Step by Step Solution

1. Step 1: Write the proportion equation
   1,569,780 : 3,379,158 = 3,379,158 : x
2. Step 2: Convert to fraction form
   1,569,780/3,379,158 = 3,379,158/x
3. Step 3: Cross multiply
   1,569,780x = 3,379,158 × 3,379,158
4. Step 4: Simplify right side
   1,569,780x = 11,418,708,788,964
5. Step 5: Solve for x
   x = 11,418,708,788,964/1,569,780
6. Step 6: Final answer
   x = 7,274,082.22