Finding the Fourth Proportional to 244,111.56, 366,168.56 and 86,340.16

Step by Step Solution

1. Step 1: Write the proportion equation
   244,111.56 : 366,168.56 = 86,340.16 : x
2. Step 2: Convert to fraction form
   244,111.56/366,168.56 = 86,340.16/x
3. Step 3: Cross multiply
   244,111.56x = 366,168.56 × 86,340.16
4. Step 4: Simplify right side
   244,111.56x = 31,615,052,057.37
5. Step 5: Solve for x
   x = 31,615,052,057.37/244,111.56
6. Step 6: Final answer
   x = 129,510.67