Finding the Fourth Proportional to 67,521.66, 101,201.59 and 31,449.49

Step by Step Solution

1. Step 1: Write the proportion equation
   67,521.66 : 101,201.59 = 31,449.49 : x
2. Step 2: Convert to fraction form
   67,521.66/101,201.59 = 31,449.49/x
3. Step 3: Cross multiply
   67,521.66x = 101,201.59 × 31,449.49
4. Step 4: Simplify right side
   67,521.66x = 3,182,738,392.69
5. Step 5: Solve for x
   x = 3,182,738,392.69/67,521.66
6. Step 6: Final answer
   x = 47,136.55