Finding the Third Proportional to 168,555 and 371,008.50

Step by Step Solution

1. Step 1: Write the proportion equation
   168,555 : 371,008.50 = 371,008.50 : x
2. Step 2: Convert to fraction form
   168,555/371,008.50 = 371,008.50/x
3. Step 3: Cross multiply
   168,555x = 371,008.50 × 371,008.50
4. Step 4: Simplify right side
   168,555x = 137,647,307,072.25
5. Step 5: Solve for x
   x = 137,647,307,072.25/168,555
6. Step 6: Final answer
   x = 816,631.41