Finding the Third Proportional to 1,555,344 and 2,224,152

Step by Step Solution

1. Step 1: Write the proportion equation
   1,555,344 : 2,224,152 = 2,224,152 : x
2. Step 2: Convert to fraction form
   1,555,344/2,224,152 = 2,224,152/x
3. Step 3: Cross multiply
   1,555,344x = 2,224,152 × 2,224,152
4. Step 4: Simplify right side
   1,555,344x = 4,946,852,119,104
5. Step 5: Solve for x
   x = 4,946,852,119,104/1,555,344
6. Step 6: Final answer
   x = 3,180,551.77