Finding the Fourth Proportional to 72,974.66, 100,704.88 and 41,143.34

Step by Step Solution

1. Step 1: Write the proportion equation
   72,974.66 : 100,704.88 = 41,143.34 : x
2. Step 2: Convert to fraction form
   72,974.66/100,704.88 = 41,143.34/x
3. Step 3: Cross multiply
   72,974.66x = 100,704.88 × 41,143.34
4. Step 4: Simplify right side
   72,974.66x = 4,143,335,117.50
5. Step 5: Solve for x
   x = 4,143,335,117.50/72,974.66
6. Step 6: Final answer
   x = 56,777.72