Finding the Fourth Proportional to 49,170.52, 67,866.06 and 31,262.02

Step by Step Solution

1. Step 1: Write the proportion equation
   49,170.52 : 67,866.06 = 31,262.02 : x
2. Step 2: Convert to fraction form
   49,170.52/67,866.06 = 31,262.02/x
3. Step 3: Cross multiply
   49,170.52x = 67,866.06 × 31,262.02
4. Step 4: Simplify right side
   49,170.52x = 2,121,630,138.40
5. Step 5: Solve for x
   x = 2,121,630,138.40/49,170.52
6. Step 6: Final answer
   x = 43,148.42