Finding the Fourth Proportional to 147,039.84, 220,204.49 and 83,667.96

Step by Step Solution

1. Step 1: Write the proportion equation
   147,039.84 : 220,204.49 = 83,667.96 : x
2. Step 2: Convert to fraction form
   147,039.84/220,204.49 = 83,667.96/x
3. Step 3: Cross multiply
   147,039.84x = 220,204.49 × 83,667.96
4. Step 4: Simplify right side
   147,039.84x = 18,424,060,042.80
5. Step 5: Solve for x
   x = 18,424,060,042.80/147,039.84
6. Step 6: Final answer
   x = 125,299.78