Finding the Third Proportional to 1,515,230 and 3,366,764

Step by Step Solution

1. Step 1: Write the proportion equation
   1,515,230 : 3,366,764 = 3,366,764 : x
2. Step 2: Convert to fraction form
   1,515,230/3,366,764 = 3,366,764/x
3. Step 3: Cross multiply
   1,515,230x = 3,366,764 × 3,366,764
4. Step 4: Simplify right side
   1,515,230x = 11,335,099,831,696
5. Step 5: Solve for x
   x = 11,335,099,831,696/1,515,230
6. Step 6: Final answer
   x = 7,480,778.38