Finding the Third Proportional to 227,148 and 477,805.50

Step by Step Solution

1. Step 1: Write the proportion equation
   227,148 : 477,805.50 = 477,805.50 : x
2. Step 2: Convert to fraction form
   227,148/477,805.50 = 477,805.50/x
3. Step 3: Cross multiply
   227,148x = 477,805.50 × 477,805.50
4. Step 4: Simplify right side
   227,148x = 228,298,095,830.25
5. Step 5: Solve for x
   x = 228,298,095,830.25/227,148
6. Step 6: Final answer
   x = 1,005,063.20