Finding the Third Proportional to 79,729.50 and 123,444

Step by Step Solution

1. Step 1: Write the proportion equation
   79,729.50 : 123,444 = 123,444 : x
2. Step 2: Convert to fraction form
   79,729.50/123,444 = 123,444/x
3. Step 3: Cross multiply
   79,729.50x = 123,444 × 123,444
4. Step 4: Simplify right side
   79,729.50x = 15,238,421,136
5. Step 5: Solve for x
   x = 15,238,421,136/79,729.50
6. Step 6: Final answer
   x = 191,126.51