Finding the Fourth Proportional to 67,323.40, 101,004.78 and 19,939.72

Step by Step Solution

1. Step 1: Write the proportion equation
   67,323.40 : 101,004.78 = 19,939.72 : x
2. Step 2: Convert to fraction form
   67,323.40/101,004.78 = 19,939.72/x
3. Step 3: Cross multiply
   67,323.40x = 101,004.78 × 19,939.72
4. Step 4: Simplify right side
   67,323.40x = 2,014,007,031.86
5. Step 5: Solve for x
   x = 2,014,007,031.86/67,323.40
6. Step 6: Final answer
   x = 29,915.41