Finding the Third Proportional to 300,397.50 and 609,084

Step by Step Solution

1. Step 1: Write the proportion equation
   300,397.50 : 609,084 = 609,084 : x
2. Step 2: Convert to fraction form
   300,397.50/609,084 = 609,084/x
3. Step 3: Cross multiply
   300,397.50x = 609,084 × 609,084
4. Step 4: Simplify right side
   300,397.50x = 370,983,319,056
5. Step 5: Solve for x
   x = 370,983,319,056/300,397.50
6. Step 6: Final answer
   x = 1,234,974.72