Finding the Fourth Proportional to 123,878.93, 185,818.51 and 30,384.68

Step by Step Solution

1. Step 1: Write the proportion equation
   123,878.93 : 185,818.51 = 30,384.68 : x
2. Step 2: Convert to fraction form
   123,878.93/185,818.51 = 30,384.68/x
3. Step 3: Cross multiply
   123,878.93x = 185,818.51 × 30,384.68
4. Step 4: Simplify right side
   123,878.93x = 5,646,035,964.43
5. Step 5: Solve for x
   x = 5,646,035,964.43/123,878.93
6. Step 6: Final answer
   x = 45,577.05