Finding the Fourth Proportional to 116,151.72, 174,243.24 and 45,072.60

Step by Step Solution

1. Step 1: Write the proportion equation
   116,151.72 : 174,243.24 = 45,072.60 : x
2. Step 2: Convert to fraction form
   116,151.72/174,243.24 = 45,072.60/x
3. Step 3: Cross multiply
   116,151.72x = 174,243.24 × 45,072.60
4. Step 4: Simplify right side
   116,151.72x = 7,853,595,859.22
5. Step 5: Solve for x
   x = 7,853,595,859.22/116,151.72
6. Step 6: Final answer
   x = 67,614.98