Finding the Third Proportional to 222,140 and 479,676.50

Step by Step Solution

1. Step 1: Write the proportion equation
   222,140 : 479,676.50 = 479,676.50 : x
2. Step 2: Convert to fraction form
   222,140/479,676.50 = 479,676.50/x
3. Step 3: Cross multiply
   222,140x = 479,676.50 × 479,676.50
4. Step 4: Simplify right side
   222,140x = 230,089,544,652.25
5. Step 5: Solve for x
   x = 230,089,544,652.25/222,140
6. Step 6: Final answer
   x = 1,035,786.19