Finding the Fourth Proportional to 42,348.77, 58,439.31 and 23,485.49

Step by Step Solution

1. Step 1: Write the proportion equation
   42,348.77 : 58,439.31 = 23,485.49 : x
2. Step 2: Convert to fraction form
   42,348.77/58,439.31 = 23,485.49/x
3. Step 3: Cross multiply
   42,348.77x = 58,439.31 × 23,485.49
4. Step 4: Simplify right side
   42,348.77x = 1,372,475,830.61
5. Step 5: Solve for x
   x = 1,372,475,830.61/42,348.77
6. Step 6: Final answer
   x = 32,408.87