Finding the Fourth Proportional to 311,569.36, 467,353.82 and 74,911.98

Step by Step Solution

1. Step 1: Write the proportion equation
   311,569.36 : 467,353.82 = 74,911.98 : x
2. Step 2: Convert to fraction form
   311,569.36/467,353.82 = 74,911.98/x
3. Step 3: Cross multiply
   311,569.36x = 467,353.82 × 74,911.98
4. Step 4: Simplify right side
   311,569.36x = 35,010,400,016.76
5. Step 5: Solve for x
   x = 35,010,400,016.76/311,569.36
6. Step 6: Final answer
   x = 112,367.92