Finding the Fourth Proportional to 123,924.18, 185,886.90 and 30,429.96

Step by Step Solution

1. Step 1: Write the proportion equation
   123,924.18 : 185,886.90 = 30,429.96 : x
2. Step 2: Convert to fraction form
   123,924.18/185,886.90 = 30,429.96/x
3. Step 3: Cross multiply
   123,924.18x = 185,886.90 × 30,429.96
4. Step 4: Simplify right side
   123,924.18x = 5,656,530,931.52
5. Step 5: Solve for x
   x = 5,656,530,931.52/123,924.18
6. Step 6: Final answer
   x = 45,645.09