Finding the Fourth Proportional to 215,300.16, 322,983.05 and 110,083.59

Step by Step Solution

1. Step 1: Write the proportion equation
   215,300.16 : 322,983.05 = 110,083.59 : x
2. Step 2: Convert to fraction form
   215,300.16/322,983.05 = 110,083.59/x
3. Step 3: Cross multiply
   215,300.16x = 322,983.05 × 110,083.59
4. Step 4: Simplify right side
   215,300.16x = 35,555,133,102.73
5. Step 5: Solve for x
   x = 35,555,133,102.73/215,300.16
6. Step 6: Final answer
   x = 165,142.16