Finding the Third Proportional to 229,210 and 350,403.50

Step by Step Solution

1. Step 1: Write the proportion equation
   229,210 : 350,403.50 = 350,403.50 : x
2. Step 2: Convert to fraction form
   229,210/350,403.50 = 350,403.50/x
3. Step 3: Cross multiply
   229,210x = 350,403.50 × 350,403.50
4. Step 4: Simplify right side
   229,210x = 122,782,612,812.25
5. Step 5: Solve for x
   x = 122,782,612,812.25/229,210
6. Step 6: Final answer
   x = 535,677.38