Finding the Fourth Proportional to 113,541.09, 170,316.33 and 42,456.52

Step by Step Solution

1. Step 1: Write the proportion equation
   113,541.09 : 170,316.33 = 42,456.52 : x
2. Step 2: Convert to fraction form
   113,541.09/170,316.33 = 42,456.52/x
3. Step 3: Cross multiply
   113,541.09x = 170,316.33 × 42,456.52
4. Step 4: Simplify right side
   113,541.09x = 7,231,038,670.97
5. Step 5: Solve for x
   x = 7,231,038,670.97/113,541.09
6. Step 6: Final answer
   x = 63,686.54