Finding the Fourth Proportional to 42,441.47, 58,594.89 and 28,113.51

Step by Step Solution

1. Step 1: Write the proportion equation
   42,441.47 : 58,594.89 = 28,113.51 : x
2. Step 2: Convert to fraction form
   42,441.47/58,594.89 = 28,113.51/x
3. Step 3: Cross multiply
   42,441.47x = 58,594.89 × 28,113.51
4. Step 4: Simplify right side
   42,441.47x = 1,647,308,351.12
5. Step 5: Solve for x
   x = 1,647,308,351.12/42,441.47
6. Step 6: Final answer
   x = 38,813.65