Finding the Third Proportional to 874,812 and 1,914,216

Step by Step Solution

1. Step 1: Write the proportion equation
   874,812 : 1,914,216 = 1,914,216 : x
2. Step 2: Convert to fraction form
   874,812/1,914,216 = 1,914,216/x
3. Step 3: Cross multiply
   874,812x = 1,914,216 × 1,914,216
4. Step 4: Simplify right side
   874,812x = 3,664,222,894,656
5. Step 5: Solve for x
   x = 3,664,222,894,656/874,812
6. Step 6: Final answer
   x = 4,188,583.26