Finding the Fourth Proportional to 113,662.72, 170,497.32 and 34,775.20

Step by Step Solution

1. Step 1: Write the proportion equation
   113,662.72 : 170,497.32 = 34,775.20 : x
2. Step 2: Convert to fraction form
   113,662.72/170,497.32 = 34,775.20/x
3. Step 3: Cross multiply
   113,662.72x = 170,497.32 × 34,775.20
4. Step 4: Simplify right side
   113,662.72x = 5,929,078,402.46
5. Step 5: Solve for x
   x = 5,929,078,402.46/113,662.72
6. Step 6: Final answer
   x = 52,163.79