Finding the Third Proportional to 3,358,143 and 5,065,305

Step by Step Solution

1. Step 1: Write the proportion equation
   3,358,143 : 5,065,305 = 5,065,305 : x
2. Step 2: Convert to fraction form
   3,358,143/5,065,305 = 5,065,305/x
3. Step 3: Cross multiply
   3,358,143x = 5,065,305 × 5,065,305
4. Step 4: Simplify right side
   3,358,143x = 25,657,314,743,025
5. Step 5: Solve for x
   x = 25,657,314,743,025/3,358,143
6. Step 6: Final answer
   x = 7,640,328.22