Finding the Fourth Proportional to 83,146.24, 114,741.81 and 45,420.49

Step by Step Solution

1. Step 1: Write the proportion equation
   83,146.24 : 114,741.81 = 45,420.49 : x
2. Step 2: Convert to fraction form
   83,146.24/114,741.81 = 45,420.49/x
3. Step 3: Cross multiply
   83,146.24x = 114,741.81 × 45,420.49
4. Step 4: Simplify right side
   83,146.24x = 5,211,629,233.69
5. Step 5: Solve for x
   x = 5,211,629,233.69/83,146.24
6. Step 6: Final answer
   x = 62,680.28