Finding the Third Proportional to 1,558,856 and 3,349,778

Step by Step Solution

1. Step 1: Write the proportion equation
   1,558,856 : 3,349,778 = 3,349,778 : x
2. Step 2: Convert to fraction form
   1,558,856/3,349,778 = 3,349,778/x
3. Step 3: Cross multiply
   1,558,856x = 3,349,778 × 3,349,778
4. Step 4: Simplify right side
   1,558,856x = 11,221,012,649,284
5. Step 5: Solve for x
   x = 11,221,012,649,284/1,558,856
6. Step 6: Final answer
   x = 7,198,235.53