Finding the Third Proportional to 351,270 and 828,943.50

Step by Step Solution

1. Step 1: Write the proportion equation
   351,270 : 828,943.50 = 828,943.50 : x
2. Step 2: Convert to fraction form
   351,270/828,943.50 = 828,943.50/x
3. Step 3: Cross multiply
   351,270x = 828,943.50 × 828,943.50
4. Step 4: Simplify right side
   351,270x = 687,147,326,192.25
5. Step 5: Solve for x
   x = 687,147,326,192.25/351,270
6. Step 6: Final answer
   x = 1,956,179.94