Finding the Third Proportional to 849,144 and 1,363,512

Step by Step Solution

1. Step 1: Write the proportion equation
   849,144 : 1,363,512 = 1,363,512 : x
2. Step 2: Convert to fraction form
   849,144/1,363,512 = 1,363,512/x
3. Step 3: Cross multiply
   849,144x = 1,363,512 × 1,363,512
4. Step 4: Simplify right side
   849,144x = 1,859,164,974,144
5. Step 5: Solve for x
   x = 1,859,164,974,144/849,144
6. Step 6: Final answer
   x = 2,189,457.82