Finding the Third Proportional to 81,556.88 and 123,462.98

Step by Step Solution

1. Step 1: Write the proportion equation
   81,556.88 : 123,462.98 = 123,462.98 : x
2. Step 2: Convert to fraction form
   81,556.88/123,462.98 = 123,462.98/x
3. Step 3: Cross multiply
   81,556.88x = 123,462.98 × 123,462.98
4. Step 4: Simplify right side
   81,556.88x = 15,243,108,510.78
5. Step 5: Solve for x
   x = 15,243,108,510.78/81,556.88
6. Step 6: Final answer
   x = 186,901.58