Finding the Fourth Proportional to 113,856.63, 170,784.94 and 30,750.63

Step by Step Solution

1. Step 1: Write the proportion equation
   113,856.63 : 170,784.94 = 30,750.63 : x
2. Step 2: Convert to fraction form
   113,856.63/170,784.94 = 30,750.63/x
3. Step 3: Cross multiply
   113,856.63x = 170,784.94 × 30,750.63
4. Step 4: Simplify right side
   113,856.63x = 5,251,744,499.51
5. Step 5: Solve for x
   x = 5,251,744,499.51/113,856.63
6. Step 6: Final answer
   x = 46,125.94