Finding the Third Proportional to 1,061,390.25 and 2,242,579.50

Step by Step Solution

1. Step 1: Write the proportion equation
   1,061,390.25 : 2,242,579.50 = 2,242,579.50 : x
2. Step 2: Convert to fraction form
   1,061,390.25/2,242,579.50 = 2,242,579.50/x
3. Step 3: Cross multiply
   1,061,390.25x = 2,242,579.50 × 2,242,579.50
4. Step 4: Simplify right side
   1,061,390.25x = 5,029,162,813,820.25
5. Step 5: Solve for x
   x = 5,029,162,813,820.25/1,061,390.25
6. Step 6: Final answer
   x = 4,738,278.70