Finding the Fourth Proportional to 42,671.72, 58,887.78 and 24,768.20

Step by Step Solution

1. Step 1: Write the proportion equation
   42,671.72 : 58,887.78 = 24,768.20 : x
2. Step 2: Convert to fraction form
   42,671.72/58,887.78 = 24,768.20/x
3. Step 3: Cross multiply
   42,671.72x = 58,887.78 × 24,768.20
4. Step 4: Simplify right side
   42,671.72x = 1,458,544,312.60
5. Step 5: Solve for x
   x = 1,458,544,312.60/42,671.72
6. Step 6: Final answer
   x = 34,180.58