Finding the Fourth Proportional to 86,080.67, 129,128.44 and 23,751.17

Step by Step Solution

1. Step 1: Write the proportion equation
   86,080.67 : 129,128.44 = 23,751.17 : x
2. Step 2: Convert to fraction form
   86,080.67/129,128.44 = 23,751.17/x
3. Step 3: Cross multiply
   86,080.67x = 129,128.44 × 23,751.17
4. Step 4: Simplify right side
   86,080.67x = 3,066,951,530.27
5. Step 5: Solve for x
   x = 3,066,951,530.27/86,080.67
6. Step 6: Final answer
   x = 35,628.81