Finding the Fourth Proportional to 123,745.82, 185,641.81 and 56,282.74

Step by Step Solution

1. Step 1: Write the proportion equation
   123,745.82 : 185,641.81 = 56,282.74 : x
2. Step 2: Convert to fraction form
   123,745.82/185,641.81 = 56,282.74/x
3. Step 3: Cross multiply
   123,745.82x = 185,641.81 × 56,282.74
4. Step 4: Simplify right side
   123,745.82x = 10,448,429,120.55
5. Step 5: Solve for x
   x = 10,448,429,120.55/123,745.82
6. Step 6: Final answer
   x = 84,434.61