Finding the Fourth Proportional to 67,973.31, 101,993.40 and 30,559.86

Step by Step Solution

1. Step 1: Write the proportion equation
   67,973.31 : 101,993.40 = 30,559.86 : x
2. Step 2: Convert to fraction form
   67,973.31/101,993.40 = 30,559.86/x
3. Step 3: Cross multiply
   67,973.31x = 101,993.40 × 30,559.86
4. Step 4: Simplify right side
   67,973.31x = 3,116,904,024.92
5. Step 5: Solve for x
   x = 3,116,904,024.92/67,973.31
6. Step 6: Final answer
   x = 45,854.82