Finding the Fourth Proportional to 201,789.02, 278,468.83 and 116,955.29

Step by Step Solution

1. Step 1: Write the proportion equation
   201,789.02 : 278,468.83 = 116,955.29 : x
2. Step 2: Convert to fraction form
   201,789.02/278,468.83 = 116,955.29/x
3. Step 3: Cross multiply
   201,789.02x = 278,468.83 × 116,955.29
4. Step 4: Simplify right side
   201,789.02x = 32,568,401,083.88
5. Step 5: Solve for x
   x = 32,568,401,083.88/201,789.02
6. Step 6: Final answer
   x = 161,398.29