Finding the Third Proportional to 229,129.50 and 503,085

Step by Step Solution

1. Step 1: Write the proportion equation
   229,129.50 : 503,085 = 503,085 : x
2. Step 2: Convert to fraction form
   229,129.50/503,085 = 503,085/x
3. Step 3: Cross multiply
   229,129.50x = 503,085 × 503,085
4. Step 4: Simplify right side
   229,129.50x = 253,094,517,225
5. Step 5: Solve for x
   x = 253,094,517,225/229,129.50
6. Step 6: Final answer
   x = 1,104,591.58