Finding the Third Proportional to 1,953,164 and 4,284,512

Step by Step Solution

1. Step 1: Write the proportion equation
   1,953,164 : 4,284,512 = 4,284,512 : x
2. Step 2: Convert to fraction form
   1,953,164/4,284,512 = 4,284,512/x
3. Step 3: Cross multiply
   1,953,164x = 4,284,512 × 4,284,512
4. Step 4: Simplify right side
   1,953,164x = 18,357,043,078,144
5. Step 5: Solve for x
   x = 18,357,043,078,144/1,953,164
6. Step 6: Final answer
   x = 9,398,618.38