Finding the Fourth Proportional to 144,238.84, 199,036.18 and 83,808.84

Step by Step Solution

1. Step 1: Write the proportion equation
   144,238.84 : 199,036.18 = 83,808.84 : x
2. Step 2: Convert to fraction form
   144,238.84/199,036.18 = 83,808.84/x
3. Step 3: Cross multiply
   144,238.84x = 199,036.18 × 83,808.84
4. Step 4: Simplify right side
   144,238.84x = 16,680,991,363.83
5. Step 5: Solve for x
   x = 16,680,991,363.83/144,238.84
6. Step 6: Final answer
   x = 115,648.40