Finding the Third Proportional to 1,501,985 and 3,128,224

Step by Step Solution

1. Step 1: Write the proportion equation
   1,501,985 : 3,128,224 = 3,128,224 : x
2. Step 2: Convert to fraction form
   1,501,985/3,128,224 = 3,128,224/x
3. Step 3: Cross multiply
   1,501,985x = 3,128,224 × 3,128,224
4. Step 4: Simplify right side
   1,501,985x = 9,785,785,394,176
5. Step 5: Solve for x
   x = 9,785,785,394,176/1,501,985
6. Step 6: Final answer
   x = 6,515,235.10