Finding the Fourth Proportional to 123,366.76, 185,022.46 and 56,742.88

Step by Step Solution

1. Step 1: Write the proportion equation
   123,366.76 : 185,022.46 = 56,742.88 : x
2. Step 2: Convert to fraction form
   123,366.76/185,022.46 = 56,742.88/x
3. Step 3: Cross multiply
   123,366.76x = 185,022.46 × 56,742.88
4. Step 4: Simplify right side
   123,366.76x = 10,498,706,961.37
5. Step 5: Solve for x
   x = 10,498,706,961.37/123,366.76
6. Step 6: Final answer
   x = 85,101.59