Finding the Fourth Proportional to 130,976.75, 196,300.71 and 56,008.73

Step by Step Solution

1. Step 1: Write the proportion equation
   130,976.75 : 196,300.71 = 56,008.73 : x
2. Step 2: Convert to fraction form
   130,976.75/196,300.71 = 56,008.73/x
3. Step 3: Cross multiply
   130,976.75x = 196,300.71 × 56,008.73
4. Step 4: Simplify right side
   130,976.75x = 10,994,552,483.69
5. Step 5: Solve for x
   x = 10,994,552,483.69/130,976.75
6. Step 6: Final answer
   x = 83,942.78