Finding the Fourth Proportional to 196,435.02, 271,073.16 and 120,081.99

Step by Step Solution

1. Step 1: Write the proportion equation
   196,435.02 : 271,073.16 = 120,081.99 : x
2. Step 2: Convert to fraction form
   196,435.02/271,073.16 = 120,081.99/x
3. Step 3: Cross multiply
   196,435.02x = 271,073.16 × 120,081.99
4. Step 4: Simplify right side
   196,435.02x = 32,551,004,488.39
5. Step 5: Solve for x
   x = 32,551,004,488.39/196,435.02
6. Step 6: Final answer
   x = 165,708.76