Finding the Third Proportional to 1,913,264 and 4,199,732

Step by Step Solution

1. Step 1: Write the proportion equation
   1,913,264 : 4,199,732 = 4,199,732 : x
2. Step 2: Convert to fraction form
   1,913,264/4,199,732 = 4,199,732/x
3. Step 3: Cross multiply
   1,913,264x = 4,199,732 × 4,199,732
4. Step 4: Simplify right side
   1,913,264x = 17,637,748,871,824
5. Step 5: Solve for x
   x = 17,637,748,871,824/1,913,264
6. Step 6: Final answer
   x = 9,218,669.70