Finding the Fourth Proportional to 55,343.82, 82,584.08 and 49,379.72

Step by Step Solution

1. Step 1: Write the proportion equation
   55,343.82 : 82,584.08 = 49,379.72 : x
2. Step 2: Convert to fraction form
   55,343.82/82,584.08 = 49,379.72/x
3. Step 3: Cross multiply
   55,343.82x = 82,584.08 × 49,379.72
4. Step 4: Simplify right side
   55,343.82x = 4,077,978,746.86
5. Step 5: Solve for x
   x = 4,077,978,746.86/55,343.82
6. Step 6: Final answer
   x = 73,684.45