Finding the Third Proportional to 328,485.50 and 708,244

Step by Step Solution

1. Step 1: Write the proportion equation
   328,485.50 : 708,244 = 708,244 : x
2. Step 2: Convert to fraction form
   328,485.50/708,244 = 708,244/x
3. Step 3: Cross multiply
   328,485.50x = 708,244 × 708,244
4. Step 4: Simplify right side
   328,485.50x = 501,609,563,536
5. Step 5: Solve for x
   x = 501,609,563,536/328,485.50
6. Step 6: Final answer
   x = 1,527,037.16