Finding the Third Proportional to 110,779 and 228,090

Step by Step Solution

1. Step 1: Write the proportion equation
   110,779 : 228,090 = 228,090 : x
2. Step 2: Convert to fraction form
   110,779/228,090 = 228,090/x
3. Step 3: Cross multiply
   110,779x = 228,090 × 228,090
4. Step 4: Simplify right side
   110,779x = 52,025,048,100
5. Step 5: Solve for x
   x = 52,025,048,100/110,779
6. Step 6: Final answer
   x = 469,629.15