Finding the Fourth Proportional to 67,145.43, 92,658.72 and 36,930.72

Step by Step Solution

1. Step 1: Write the proportion equation
   67,145.43 : 92,658.72 = 36,930.72 : x
2. Step 2: Convert to fraction form
   67,145.43/92,658.72 = 36,930.72/x
3. Step 3: Cross multiply
   67,145.43x = 92,658.72 × 36,930.72
4. Step 4: Simplify right side
   67,145.43x = 3,421,953,243.88
5. Step 5: Solve for x
   x = 3,421,953,243.88/67,145.43
6. Step 6: Final answer
   x = 50,963.31