Finding the Fourth Proportional to 82,359.69, 113,749.74 and 55,455.49

Step by Step Solution

1. Step 1: Write the proportion equation
   82,359.69 : 113,749.74 = 55,455.49 : x
2. Step 2: Convert to fraction form
   82,359.69/113,749.74 = 55,455.49/x
3. Step 3: Cross multiply
   82,359.69x = 113,749.74 × 55,455.49
4. Step 4: Simplify right side
   82,359.69x = 6,308,047,227.39
5. Step 5: Solve for x
   x = 6,308,047,227.39/82,359.69
6. Step 6: Final answer
   x = 76,591.44