Finding the Third Proportional to 1,135,444 and 1,578,750

Step by Step Solution

1. Step 1: Write the proportion equation
   1,135,444 : 1,578,750 = 1,578,750 : x
2. Step 2: Convert to fraction form
   1,135,444/1,578,750 = 1,578,750/x
3. Step 3: Cross multiply
   1,135,444x = 1,578,750 × 1,578,750
4. Step 4: Simplify right side
   1,135,444x = 2,492,451,562,500
5. Step 5: Solve for x
   x = 2,492,451,562,500/1,135,444
6. Step 6: Final answer
   x = 2,195,133.85