Finding the Fourth Proportional to 80,957.27, 111,720.82 and 45,147.32

Step by Step Solution

1. Step 1: Write the proportion equation
   80,957.27 : 111,720.82 = 45,147.32 : x
2. Step 2: Convert to fraction form
   80,957.27/111,720.82 = 45,147.32/x
3. Step 3: Cross multiply
   80,957.27x = 111,720.82 × 45,147.32
4. Step 4: Simplify right side
   80,957.27x = 5,043,896,071.76
5. Step 5: Solve for x
   x = 5,043,896,071.76/80,957.27
6. Step 6: Final answer
   x = 62,303.19