Finding the Fourth Proportional to 42,556.74, 58,701.69 and 30,601.14

Step by Step Solution

1. Step 1: Write the proportion equation
   42,556.74 : 58,701.69 = 30,601.14 : x
2. Step 2: Convert to fraction form
   42,556.74/58,701.69 = 30,601.14/x
3. Step 3: Cross multiply
   42,556.74x = 58,701.69 × 30,601.14
4. Step 4: Simplify right side
   42,556.74x = 1,796,338,633.93
5. Step 5: Solve for x
   x = 1,796,338,633.93/42,556.74
6. Step 6: Final answer
   x = 42,210.44