Finding the Third Proportional to 578,680 and 895,936

Step by Step Solution

1. Step 1: Write the proportion equation
   578,680 : 895,936 = 895,936 : x
2. Step 2: Convert to fraction form
   578,680/895,936 = 895,936/x
3. Step 3: Cross multiply
   578,680x = 895,936 × 895,936
4. Step 4: Simplify right side
   578,680x = 802,701,316,096
5. Step 5: Solve for x
   x = 802,701,316,096/578,680
6. Step 6: Final answer
   x = 1,387,124.69