Finding the Third Proportional to 373,197 and 561,667.50

Step by Step Solution

1. Step 1: Write the proportion equation
   373,197 : 561,667.50 = 561,667.50 : x
2. Step 2: Convert to fraction form
   373,197/561,667.50 = 561,667.50/x
3. Step 3: Cross multiply
   373,197x = 561,667.50 × 561,667.50
4. Step 4: Simplify right side
   373,197x = 315,470,380,556.25
5. Step 5: Solve for x
   x = 315,470,380,556.25/373,197
6. Step 6: Final answer
   x = 845,318.64