Finding the Third Proportional to 103,698.88 and 164,887.69

Step by Step Solution

1. Step 1: Write the proportion equation
   103,698.88 : 164,887.69 = 164,887.69 : x
2. Step 2: Convert to fraction form
   103,698.88/164,887.69 = 164,887.69/x
3. Step 3: Cross multiply
   103,698.88x = 164,887.69 × 164,887.69
4. Step 4: Simplify right side
   103,698.88x = 27,187,949,489.10
5. Step 5: Solve for x
   x = 27,187,949,489.10/103,698.88
6. Step 6: Final answer
   x = 262,181.72