Finding the Fourth Proportional to 82,574.72, 123,861.38 and 49,072.91

Step by Step Solution

1. Step 1: Write the proportion equation
   82,574.72 : 123,861.38 = 49,072.91 : x
2. Step 2: Convert to fraction form
   82,574.72/123,861.38 = 49,072.91/x
3. Step 3: Cross multiply
   82,574.72x = 123,861.38 × 49,072.91
4. Step 4: Simplify right side
   82,574.72x = 6,078,238,353.22
5. Step 5: Solve for x
   x = 6,078,238,353.22/82,574.72
6. Step 6: Final answer
   x = 73,608.95