Finding the Third Proportional to 1,015,415 and 2,230,131

Step by Step Solution

1. Step 1: Write the proportion equation
   1,015,415 : 2,230,131 = 2,230,131 : x
2. Step 2: Convert to fraction form
   1,015,415/2,230,131 = 2,230,131/x
3. Step 3: Cross multiply
   1,015,415x = 2,230,131 × 2,230,131
4. Step 4: Simplify right side
   1,015,415x = 4,973,484,277,161
5. Step 5: Solve for x
   x = 4,973,484,277,161/1,015,415
6. Step 6: Final answer
   x = 4,897,981.89