Finding the Third Proportional to 323,604 and 705,604.50

Step by Step Solution

1. Step 1: Write the proportion equation
   323,604 : 705,604.50 = 705,604.50 : x
2. Step 2: Convert to fraction form
   323,604/705,604.50 = 705,604.50/x
3. Step 3: Cross multiply
   323,604x = 705,604.50 × 705,604.50
4. Step 4: Simplify right side
   323,604x = 497,877,710,420.25
5. Step 5: Solve for x
   x = 497,877,710,420.25/323,604
6. Step 6: Final answer
   x = 1,538,540.04