Finding the Fourth Proportional to 123,911.82, 185,844.96 and 56,427.87

Step by Step Solution

1. Step 1: Write the proportion equation
   123,911.82 : 185,844.96 = 56,427.87 : x
2. Step 2: Convert to fraction form
   123,911.82/185,844.96 = 56,427.87/x
3. Step 3: Cross multiply
   123,911.82x = 185,844.96 × 56,427.87
4. Step 4: Simplify right side
   123,911.82x = 10,486,835,243.04
5. Step 5: Solve for x
   x = 10,486,835,243.04/123,911.82
6. Step 6: Final answer
   x = 84,631.44