Finding the Third Proportional to 1,953,432 and 4,222,683

Step by Step Solution

1. Step 1: Write the proportion equation
   1,953,432 : 4,222,683 = 4,222,683 : x
2. Step 2: Convert to fraction form
   1,953,432/4,222,683 = 4,222,683/x
3. Step 3: Cross multiply
   1,953,432x = 4,222,683 × 4,222,683
4. Step 4: Simplify right side
   1,953,432x = 17,831,051,718,489
5. Step 5: Solve for x
   x = 17,831,051,718,489/1,953,432
6. Step 6: Final answer
   x = 9,128,063.69