Finding the Fourth Proportional to 42,103.51, 58,022.46 and 30,146.08

Step by Step Solution

1. Step 1: Write the proportion equation
   42,103.51 : 58,022.46 = 30,146.08 : x
2. Step 2: Convert to fraction form
   42,103.51/58,022.46 = 30,146.08/x
3. Step 3: Cross multiply
   42,103.51x = 58,022.46 × 30,146.08
4. Step 4: Simplify right side
   42,103.51x = 1,749,149,720.96
5. Step 5: Solve for x
   x = 1,749,149,720.96/42,103.51
6. Step 6: Final answer
   x = 41,544.04