Finding the Fourth Proportional to 76,419.34, 114,576.72 and 38,906.82

Step by Step Solution

1. Step 1: Write the proportion equation
   76,419.34 : 114,576.72 = 38,906.82 : x
2. Step 2: Convert to fraction form
   76,419.34/114,576.72 = 38,906.82/x
3. Step 3: Cross multiply
   76,419.34x = 114,576.72 × 38,906.82
4. Step 4: Simplify right side
   76,419.34x = 4,457,815,821.23
5. Step 5: Solve for x
   x = 4,457,815,821.23/76,419.34
6. Step 6: Final answer
   x = 58,333.61