Finding the Fourth Proportional to 113,784.47, 170,661.72 and 33,820.73

Step by Step Solution

1. Step 1: Write the proportion equation
   113,784.47 : 170,661.72 = 33,820.73 : x
2. Step 2: Convert to fraction form
   113,784.47/170,661.72 = 33,820.73/x
3. Step 3: Cross multiply
   113,784.47x = 170,661.72 × 33,820.73
4. Step 4: Simplify right side
   113,784.47x = 5,771,903,953.46
5. Step 5: Solve for x
   x = 5,771,903,953.46/113,784.47
6. Step 6: Final answer
   x = 50,726.64