Finding the Third Proportional to 1,243,264 and 1,857,224

Step by Step Solution

1. Step 1: Write the proportion equation
   1,243,264 : 1,857,224 = 1,857,224 : x
2. Step 2: Convert to fraction form
   1,243,264/1,857,224 = 1,857,224/x
3. Step 3: Cross multiply
   1,243,264x = 1,857,224 × 1,857,224
4. Step 4: Simplify right side
   1,243,264x = 3,449,280,986,176
5. Step 5: Solve for x
   x = 3,449,280,986,176/1,243,264
6. Step 6: Final answer
   x = 2,774,375.34