Finding the Fourth Proportional to 83,380.72, 125,072.93 and 30,076.96

Step by Step Solution

1. Step 1: Write the proportion equation
   83,380.72 : 125,072.93 = 30,076.96 : x
2. Step 2: Convert to fraction form
   83,380.72/125,072.93 = 30,076.96/x
3. Step 3: Cross multiply
   83,380.72x = 125,072.93 × 30,076.96
4. Step 4: Simplify right side
   83,380.72x = 3,761,813,512.69
5. Step 5: Solve for x
   x = 3,761,813,512.69/83,380.72
6. Step 6: Final answer
   x = 45,116.11