Finding the Fourth Proportional to 45,538.08, 62,871.83 and 31,221.73

Step by Step Solution

1. Step 1: Write the proportion equation
   45,538.08 : 62,871.83 = 31,221.73 : x
2. Step 2: Convert to fraction form
   45,538.08/62,871.83 = 31,221.73/x
3. Step 3: Cross multiply
   45,538.08x = 62,871.83 × 31,221.73
4. Step 4: Simplify right side
   45,538.08x = 1,962,967,144.76
5. Step 5: Solve for x
   x = 1,962,967,144.76/45,538.08
6. Step 6: Final answer
   x = 43,106.06