Finding the Third Proportional to 190,667.67 and 410,856.05

Step by Step Solution

1. Step 1: Write the proportion equation
   190,667.67 : 410,856.05 = 410,856.05 : x
2. Step 2: Convert to fraction form
   190,667.67/410,856.05 = 410,856.05/x
3. Step 3: Cross multiply
   190,667.67x = 410,856.05 × 410,856.05
4. Step 4: Simplify right side
   190,667.67x = 168,802,691,253.75
5. Step 5: Solve for x
   x = 168,802,691,253.75/190,667.67
6. Step 6: Final answer
   x = 885,324.13