Finding the Third Proportional to 53,242 and 79,404

Step by Step Solution

1. Step 1: Write the proportion equation
   53,242 : 79,404 = 79,404 : x
2. Step 2: Convert to fraction form
   53,242/79,404 = 79,404/x
3. Step 3: Cross multiply
   53,242x = 79,404 × 79,404
4. Step 4: Simplify right side
   53,242x = 6,304,995,216
5. Step 5: Solve for x
   x = 6,304,995,216/53,242
6. Step 6: Final answer
   x = 118,421.46