Finding the Fourth Proportional to 144,520.96, 199,419.84 and 80,851.84

Step by Step Solution

1. Step 1: Write the proportion equation
   144,520.96 : 199,419.84 = 80,851.84 : x
2. Step 2: Convert to fraction form
   144,520.96/199,419.84 = 80,851.84/x
3. Step 3: Cross multiply
   144,520.96x = 199,419.84 × 80,851.84
4. Step 4: Simplify right side
   144,520.96x = 16,123,460,996.51
5. Step 5: Solve for x
   x = 16,123,460,996.51/144,520.96
6. Step 6: Final answer
   x = 111,564.86