Finding the Third Proportional to 155,766 and 338,869.50

Step by Step Solution

1. Step 1: Write the proportion equation
   155,766 : 338,869.50 = 338,869.50 : x
2. Step 2: Convert to fraction form
   155,766/338,869.50 = 338,869.50/x
3. Step 3: Cross multiply
   155,766x = 338,869.50 × 338,869.50
4. Step 4: Simplify right side
   155,766x = 114,832,538,030.25
5. Step 5: Solve for x
   x = 114,832,538,030.25/155,766
6. Step 6: Final answer
   x = 737,211.83