Finding the Fourth Proportional to 84,178.45, 116,168.72 and 45,940.46

Step by Step Solution

1. Step 1: Write the proportion equation
   84,178.45 : 116,168.72 = 45,940.46 : x
2. Step 2: Convert to fraction form
   84,178.45/116,168.72 = 45,940.46/x
3. Step 3: Cross multiply
   84,178.45x = 116,168.72 × 45,940.46
4. Step 4: Simplify right side
   84,178.45x = 5,336,844,537.58
5. Step 5: Solve for x
   x = 5,336,844,537.58/84,178.45
6. Step 6: Final answer
   x = 63,399.17