Finding the Fourth Proportional to 113,340.48, 169,997.76 and 30,240.96

Step by Step Solution

1. Step 1: Write the proportion equation
   113,340.48 : 169,997.76 = 30,240.96 : x
2. Step 2: Convert to fraction form
   113,340.48/169,997.76 = 30,240.96/x
3. Step 3: Cross multiply
   113,340.48x = 169,997.76 × 30,240.96
4. Step 4: Simplify right side
   113,340.48x = 5,140,895,460.25
5. Step 5: Solve for x
   x = 5,140,895,460.25/113,340.48
6. Step 6: Final answer
   x = 45,357.98