Finding the Fourth Proportional to 276,123.96, 414,137.34 and 73,722.58

Step by Step Solution

1. Step 1: Write the proportion equation
   276,123.96 : 414,137.34 = 73,722.58 : x
2. Step 2: Convert to fraction form
   276,123.96/414,137.34 = 73,722.58/x
3. Step 3: Cross multiply
   276,123.96x = 414,137.34 × 73,722.58
4. Step 4: Simplify right side
   276,123.96x = 30,531,272,143.79
5. Step 5: Solve for x
   x = 30,531,272,143.79/276,123.96
6. Step 6: Final answer
   x = 110,570.89