Finding the Fourth Proportional to 80,955.48, 111,719.16 and 45,147.81

Step by Step Solution

1. Step 1: Write the proportion equation
   80,955.48 : 111,719.16 = 45,147.81 : x
2. Step 2: Convert to fraction form
   80,955.48/111,719.16 = 45,147.81/x
3. Step 3: Cross multiply
   80,955.48x = 111,719.16 × 45,147.81
4. Step 4: Simplify right side
   80,955.48x = 5,043,875,409.04
5. Step 5: Solve for x
   x = 5,043,875,409.04/80,955.48
6. Step 6: Final answer
   x = 62,304.31