Finding the Third Proportional to 1,138,600 and 2,453,144

Step by Step Solution

1. Step 1: Write the proportion equation
   1,138,600 : 2,453,144 = 2,453,144 : x
2. Step 2: Convert to fraction form
   1,138,600/2,453,144 = 2,453,144/x
3. Step 3: Cross multiply
   1,138,600x = 2,453,144 × 2,453,144
4. Step 4: Simplify right side
   1,138,600x = 6,017,915,484,736
5. Step 5: Solve for x
   x = 6,017,915,484,736/1,138,600
6. Step 6: Final answer
   x = 5,285,364.03