Finding the Third Proportional to 2,582,056.50 and 5,673,678

Step by Step Solution

1. Step 1: Write the proportion equation
   2,582,056.50 : 5,673,678 = 5,673,678 : x
2. Step 2: Convert to fraction form
   2,582,056.50/5,673,678 = 5,673,678/x
3. Step 3: Cross multiply
   2,582,056.50x = 5,673,678 × 5,673,678
4. Step 4: Simplify right side
   2,582,056.50x = 32,190,622,047,684
5. Step 5: Solve for x
   x = 32,190,622,047,684/2,582,056.50
6. Step 6: Final answer
   x = 12,467,047.89