Finding the Third Proportional to 103,411.69 and 164,647.69

Step by Step Solution

1. Step 1: Write the proportion equation
   103,411.69 : 164,647.69 = 164,647.69 : x
2. Step 2: Convert to fraction form
   103,411.69/164,647.69 = 164,647.69/x
3. Step 3: Cross multiply
   103,411.69x = 164,647.69 × 164,647.69
4. Step 4: Simplify right side
   103,411.69x = 27,108,860,999.10
5. Step 5: Solve for x
   x = 27,108,860,999.10/103,411.69
6. Step 6: Final answer
   x = 262,145.04