Finding the Third Proportional to 1,501,984 and 3,128,222

Step by Step Solution

1. Step 1: Write the proportion equation
   1,501,984 : 3,128,222 = 3,128,222 : x
2. Step 2: Convert to fraction form
   1,501,984/3,128,222 = 3,128,222/x
3. Step 3: Cross multiply
   1,501,984x = 3,128,222 × 3,128,222
4. Step 4: Simplify right side
   1,501,984x = 9,785,772,881,284
5. Step 5: Solve for x
   x = 9,785,772,881,284/1,501,984
6. Step 6: Final answer
   x = 6,515,231.11