Finding the Third Proportional to 155,224 and 340,930

Step by Step Solution

1. Step 1: Write the proportion equation
   155,224 : 340,930 = 340,930 : x
2. Step 2: Convert to fraction form
   155,224/340,930 = 340,930/x
3. Step 3: Cross multiply
   155,224x = 340,930 × 340,930
4. Step 4: Simplify right side
   155,224x = 116,233,264,900
5. Step 5: Solve for x
   x = 116,233,264,900/155,224
6. Step 6: Final answer
   x = 748,809.88