Finding the Fourth Proportional to 113,662.54, 170,542.98 and 61,010.56

Step by Step Solution

1. Step 1: Write the proportion equation
   113,662.54 : 170,542.98 = 61,010.56 : x
2. Step 2: Convert to fraction form
   113,662.54/170,542.98 = 61,010.56/x
3. Step 3: Cross multiply
   113,662.54x = 170,542.98 × 61,010.56
4. Step 4: Simplify right side
   113,662.54x = 10,404,922,713.87
5. Step 5: Solve for x
   x = 10,404,922,713.87/113,662.54
6. Step 6: Final answer
   x = 91,542.23