Finding the Fourth Proportional to 123,930.42, 185,895.81 and 30,436.26

Step by Step Solution

1. Step 1: Write the proportion equation
   123,930.42 : 185,895.81 = 30,436.26 : x
2. Step 2: Convert to fraction form
   123,930.42/185,895.81 = 30,436.26/x
3. Step 3: Cross multiply
   123,930.42x = 185,895.81 × 30,436.26
4. Step 4: Simplify right side
   123,930.42x = 5,657,973,206.07
5. Step 5: Solve for x
   x = 5,657,973,206.07/123,930.42
6. Step 6: Final answer
   x = 45,654.43