Finding the Fourth Proportional to 42,544.58, 58,729.75 and 30,287.93

Step by Step Solution

1. Step 1: Write the proportion equation
   42,544.58 : 58,729.75 = 30,287.93 : x
2. Step 2: Convert to fraction form
   42,544.58/58,729.75 = 30,287.93/x
3. Step 3: Cross multiply
   42,544.58x = 58,729.75 × 30,287.93
4. Step 4: Simplify right side
   42,544.58x = 1,778,802,187.55
5. Step 5: Solve for x
   x = 1,778,802,187.55/42,544.58
6. Step 6: Final answer
   x = 41,810.32