Finding the Third Proportional to 155,852.50 and 340,865

Step by Step Solution

1. Step 1: Write the proportion equation
   155,852.50 : 340,865 = 340,865 : x
2. Step 2: Convert to fraction form
   155,852.50/340,865 = 340,865/x
3. Step 3: Cross multiply
   155,852.50x = 340,865 × 340,865
4. Step 4: Simplify right side
   155,852.50x = 116,188,948,225
5. Step 5: Solve for x
   x = 116,188,948,225/155,852.50
6. Step 6: Final answer
   x = 745,505.84