Finding the Fourth Proportional to 67,978.17, 101,862.46 and 36,392.42

Step by Step Solution

1. Step 1: Write the proportion equation
   67,978.17 : 101,862.46 = 36,392.42 : x
2. Step 2: Convert to fraction form
   67,978.17/101,862.46 = 36,392.42/x
3. Step 3: Cross multiply
   67,978.17x = 101,862.46 × 36,392.42
4. Step 4: Simplify right side
   67,978.17x = 3,707,021,726.70
5. Step 5: Solve for x
   x = 3,707,021,726.70/67,978.17
6. Step 6: Final answer
   x = 54,532.53