Finding the Third Proportional to 738,271.50 and 1,578,913.50

Step by Step Solution

1. Step 1: Write the proportion equation
   738,271.50 : 1,578,913.50 = 1,578,913.50 : x
2. Step 2: Convert to fraction form
   738,271.50/1,578,913.50 = 1,578,913.50/x
3. Step 3: Cross multiply
   738,271.50x = 1,578,913.50 × 1,578,913.50
4. Step 4: Simplify right side
   738,271.50x = 2,492,967,840,482.25
5. Step 5: Solve for x
   x = 2,492,967,840,482.25/738,271.50
6. Step 6: Final answer
   x = 3,376,762.94