Finding the Third Proportional to 191,063.50 and 404,884.50

Step by Step Solution

1. Step 1: Write the proportion equation
   191,063.50 : 404,884.50 = 404,884.50 : x
2. Step 2: Convert to fraction form
   191,063.50/404,884.50 = 404,884.50/x
3. Step 3: Cross multiply
   191,063.50x = 404,884.50 × 404,884.50
4. Step 4: Simplify right side
   191,063.50x = 163,931,458,340.25
5. Step 5: Solve for x
   x = 163,931,458,340.25/191,063.50
6. Step 6: Final answer
   x = 857,994.64