Finding the Fourth Proportional to 113,434.98, 170,139.48 and 30,335.46

Step by Step Solution

1. Step 1: Write the proportion equation
   113,434.98 : 170,139.48 = 30,335.46 : x
2. Step 2: Convert to fraction form
   113,434.98/170,139.48 = 30,335.46/x
3. Step 3: Cross multiply
   113,434.98x = 170,139.48 × 30,335.46
4. Step 4: Simplify right side
   113,434.98x = 5,161,259,389.96
5. Step 5: Solve for x
   x = 5,161,259,389.96/113,434.98
6. Step 6: Final answer
   x = 45,499.72