Finding the Third Proportional to 229,945.50 and 500,391

Step by Step Solution

1. Step 1: Write the proportion equation
   229,945.50 : 500,391 = 500,391 : x
2. Step 2: Convert to fraction form
   229,945.50/500,391 = 500,391/x
3. Step 3: Cross multiply
   229,945.50x = 500,391 × 500,391
4. Step 4: Simplify right side
   229,945.50x = 250,391,152,881
5. Step 5: Solve for x
   x = 250,391,152,881/229,945.50
6. Step 6: Final answer
   x = 1,088,915.21