Finding the Third Proportional to 118,212 and 253,032

Step by Step Solution

1. Step 1: Write the proportion equation
   118,212 : 253,032 = 253,032 : x
2. Step 2: Convert to fraction form
   118,212/253,032 = 253,032/x
3. Step 3: Cross multiply
   118,212x = 253,032 × 253,032
4. Step 4: Simplify right side
   118,212x = 64,025,193,024
5. Step 5: Solve for x
   x = 64,025,193,024/118,212
6. Step 6: Final answer
   x = 541,613.31