Finding the Fourth Proportional to 52,081.56, 71,887.77 and 30,576.87

Step by Step Solution

1. Step 1: Write the proportion equation
   52,081.56 : 71,887.77 = 30,576.87 : x
2. Step 2: Convert to fraction form
   52,081.56/71,887.77 = 30,576.87/x
3. Step 3: Cross multiply
   52,081.56x = 71,887.77 × 30,576.87
4. Step 4: Simplify right side
   52,081.56x = 2,198,102,997.88
5. Step 5: Solve for x
   x = 2,198,102,997.88/52,081.56
6. Step 6: Final answer
   x = 42,205.01