Finding the Third Proportional to 855,470 and 1,874,236

Step by Step Solution

1. Step 1: Write the proportion equation
   855,470 : 1,874,236 = 1,874,236 : x
2. Step 2: Convert to fraction form
   855,470/1,874,236 = 1,874,236/x
3. Step 3: Cross multiply
   855,470x = 1,874,236 × 1,874,236
4. Step 4: Simplify right side
   855,470x = 3,512,760,583,696
5. Step 5: Solve for x
   x = 3,512,760,583,696/855,470
6. Step 6: Final answer
   x = 4,106,234.68