Finding the Third Proportional to 1,512,957 and 3,278,070

Step by Step Solution

1. Step 1: Write the proportion equation
   1,512,957 : 3,278,070 = 3,278,070 : x
2. Step 2: Convert to fraction form
   1,512,957/3,278,070 = 3,278,070/x
3. Step 3: Cross multiply
   1,512,957x = 3,278,070 × 3,278,070
4. Step 4: Simplify right side
   1,512,957x = 10,745,742,924,900
5. Step 5: Solve for x
   x = 10,745,742,924,900/1,512,957
6. Step 6: Final answer
   x = 7,102,477.42