Finding the Fourth Proportional to 55,341.82, 82,581.10 and 49,377.72

Step by Step Solution

1. Step 1: Write the proportion equation
   55,341.82 : 82,581.10 = 49,377.72 : x
2. Step 2: Convert to fraction form
   55,341.82/82,581.10 = 49,377.72/x
3. Step 3: Cross multiply
   55,341.82x = 82,581.10 × 49,377.72
4. Step 4: Simplify right side
   55,341.82x = 4,077,666,433.09
5. Step 5: Solve for x
   x = 4,077,666,433.09/55,341.82
6. Step 6: Final answer
   x = 73,681.47