Finding the Third Proportional to 978,019.50 and 2,118,828

Step by Step Solution

1. Step 1: Write the proportion equation
   978,019.50 : 2,118,828 = 2,118,828 : x
2. Step 2: Convert to fraction form
   978,019.50/2,118,828 = 2,118,828/x
3. Step 3: Cross multiply
   978,019.50x = 2,118,828 × 2,118,828
4. Step 4: Simplify right side
   978,019.50x = 4,489,432,093,584
5. Step 5: Solve for x
   x = 4,489,432,093,584/978,019.50
6. Step 6: Final answer
   x = 4,590,329.84