Finding the Third Proportional to 862,208 and 1,878,832

Step by Step Solution

1. Step 1: Write the proportion equation
   862,208 : 1,878,832 = 1,878,832 : x
2. Step 2: Convert to fraction form
   862,208/1,878,832 = 1,878,832/x
3. Step 3: Cross multiply
   862,208x = 1,878,832 × 1,878,832
4. Step 4: Simplify right side
   862,208x = 3,530,009,684,224
5. Step 5: Solve for x
   x = 3,530,009,684,224/862,208
6. Step 6: Final answer
   x = 4,094,150.93