Finding the Fourth Proportional to 113,193.17, 169,789.57 and 30,087.17

Step by Step Solution

1. Step 1: Write the proportion equation
   113,193.17 : 169,789.57 = 30,087.17 : x
2. Step 2: Convert to fraction form
   113,193.17/169,789.57 = 30,087.17/x
3. Step 3: Cross multiply
   113,193.17x = 169,789.57 × 30,087.17
4. Step 4: Simplify right side
   113,193.17x = 5,108,487,656.82
5. Step 5: Solve for x
   x = 5,108,487,656.82/113,193.17
6. Step 6: Final answer
   x = 45,130.71