Finding the Third Proportional to 839,062 and 1,258,579.50

Step by Step Solution

1. Step 1: Write the proportion equation
   839,062 : 1,258,579.50 = 1,258,579.50 : x
2. Step 2: Convert to fraction form
   839,062/1,258,579.50 = 1,258,579.50/x
3. Step 3: Cross multiply
   839,062x = 1,258,579.50 × 1,258,579.50
4. Step 4: Simplify right side
   839,062x = 1,584,022,357,820.25
5. Step 5: Solve for x
   x = 1,584,022,357,820.25/839,062
6. Step 6: Final answer
   x = 1,887,849.00