Finding the Third Proportional to 297,119 and 447,100.50

Step by Step Solution

1. Step 1: Write the proportion equation
   297,119 : 447,100.50 = 447,100.50 : x
2. Step 2: Convert to fraction form
   297,119/447,100.50 = 447,100.50/x
3. Step 3: Cross multiply
   297,119x = 447,100.50 × 447,100.50
4. Step 4: Simplify right side
   297,119x = 199,898,857,100.25
5. Step 5: Solve for x
   x = 199,898,857,100.25/297,119
6. Step 6: Final answer
   x = 672,790.56