Finding the Fourth Proportional to 263,498.52, 395,258.73 and 76,510.02

Step by Step Solution

1. Step 1: Write the proportion equation
   263,498.52 : 395,258.73 = 76,510.02 : x
2. Step 2: Convert to fraction form
   263,498.52/395,258.73 = 76,510.02/x
3. Step 3: Cross multiply
   263,498.52x = 395,258.73 × 76,510.02
4. Step 4: Simplify right side
   263,498.52x = 30,241,253,337.47
5. Step 5: Solve for x
   x = 30,241,253,337.47/263,498.52
6. Step 6: Final answer
   x = 114,768.21