Finding the Third Proportional to 1,495,311 and 3,280,128

Step by Step Solution

1. Step 1: Write the proportion equation
   1,495,311 : 3,280,128 = 3,280,128 : x
2. Step 2: Convert to fraction form
   1,495,311/3,280,128 = 3,280,128/x
3. Step 3: Cross multiply
   1,495,311x = 3,280,128 × 3,280,128
4. Step 4: Simplify right side
   1,495,311x = 10,759,239,696,384
5. Step 5: Solve for x
   x = 10,759,239,696,384/1,495,311
6. Step 6: Final answer
   x = 7,195,319.03