Finding the Third Proportional to 101,801.81 and 168,697.69

Step by Step Solution

1. Step 1: Write the proportion equation
   101,801.81 : 168,697.69 = 168,697.69 : x
2. Step 2: Convert to fraction form
   101,801.81/168,697.69 = 168,697.69/x
3. Step 3: Cross multiply
   101,801.81x = 168,697.69 × 168,697.69
4. Step 4: Simplify right side
   101,801.81x = 28,458,909,767.85
5. Step 5: Solve for x
   x = 28,458,909,767.85/101,801.81
6. Step 6: Final answer
   x = 279,552.09