Finding the Fourth Proportional to 116,429.82, 174,648.83 and 45,357.78

Step by Step Solution

1. Step 1: Write the proportion equation
   116,429.82 : 174,648.83 = 45,357.78 : x
2. Step 2: Convert to fraction form
   116,429.82/174,648.83 = 45,357.78/x
3. Step 3: Cross multiply
   116,429.82x = 174,648.83 × 45,357.78
4. Step 4: Simplify right side
   116,429.82x = 7,921,683,636.54
5. Step 5: Solve for x
   x = 7,921,683,636.54/116,429.82
6. Step 6: Final answer
   x = 68,038.27