Finding the Third Proportional to 146,384.25 and 218,358

Step by Step Solution

1. Step 1: Write the proportion equation
   146,384.25 : 218,358 = 218,358 : x
2. Step 2: Convert to fraction form
   146,384.25/218,358 = 218,358/x
3. Step 3: Cross multiply
   146,384.25x = 218,358 × 218,358
4. Step 4: Simplify right side
   146,384.25x = 47,680,216,164
5. Step 5: Solve for x
   x = 47,680,216,164/146,384.25
6. Step 6: Final answer
   x = 325,719.58