Finding the Third Proportional to 65,827.69 and 102,115.69

Step by Step Solution

1. Step 1: Write the proportion equation
   65,827.69 : 102,115.69 = 102,115.69 : x
2. Step 2: Convert to fraction form
   65,827.69/102,115.69 = 102,115.69/x
3. Step 3: Cross multiply
   65,827.69x = 102,115.69 × 102,115.69
4. Step 4: Simplify right side
   65,827.69x = 10,427,613,633.60
5. Step 5: Solve for x
   x = 10,427,613,633.60/65,827.69
6. Step 6: Final answer
   x = 158,407.72