Finding the Third Proportional to 166,896.50 and 371,109

Step by Step Solution

1. Step 1: Write the proportion equation
   166,896.50 : 371,109 = 371,109 : x
2. Step 2: Convert to fraction form
   166,896.50/371,109 = 371,109/x
3. Step 3: Cross multiply
   166,896.50x = 371,109 × 371,109
4. Step 4: Simplify right side
   166,896.50x = 137,721,889,881
5. Step 5: Solve for x
   x = 137,721,889,881/166,896.50
6. Step 6: Final answer
   x = 825,193.40