Finding the Third Proportional to 35,128.69 and 76,134.94

Step by Step Solution

1. Step 1: Write the proportion equation
   35,128.69 : 76,134.94 = 76,134.94 : x
2. Step 2: Convert to fraction form
   35,128.69/76,134.94 = 76,134.94/x
3. Step 3: Cross multiply
   35,128.69x = 76,134.94 × 76,134.94
4. Step 4: Simplify right side
   35,128.69x = 5,796,528,708.13
5. Step 5: Solve for x
   x = 5,796,528,708.13/35,128.69
6. Step 6: Final answer
   x = 165,008.41