Finding the Third Proportional to 1,224,440 and 2,859,274

Step by Step Solution

1. Step 1: Write the proportion equation
   1,224,440 : 2,859,274 = 2,859,274 : x
2. Step 2: Convert to fraction form
   1,224,440/2,859,274 = 2,859,274/x
3. Step 3: Cross multiply
   1,224,440x = 2,859,274 × 2,859,274
4. Step 4: Simplify right side
   1,224,440x = 8,175,447,807,076
5. Step 5: Solve for x
   x = 8,175,447,807,076/1,224,440
6. Step 6: Final answer
   x = 6,676,887.24