Finding the Third Proportional to 1,501,988 and 3,128,230

Step by Step Solution

1. Step 1: Write the proportion equation
   1,501,988 : 3,128,230 = 3,128,230 : x
2. Step 2: Convert to fraction form
   1,501,988/3,128,230 = 3,128,230/x
3. Step 3: Cross multiply
   1,501,988x = 3,128,230 × 3,128,230
4. Step 4: Simplify right side
   1,501,988x = 9,785,822,932,900
5. Step 5: Solve for x
   x = 9,785,822,932,900/1,501,988
6. Step 6: Final answer
   x = 6,515,247.08