Finding the Fourth Proportional to 42,478.82, 58,620.61 and 23,615.95

Step by Step Solution

1. Step 1: Write the proportion equation
   42,478.82 : 58,620.61 = 23,615.95 : x
2. Step 2: Convert to fraction form
   42,478.82/58,620.61 = 23,615.95/x
3. Step 3: Cross multiply
   42,478.82x = 58,620.61 × 23,615.95
4. Step 4: Simplify right side
   42,478.82x = 1,384,381,394.73
5. Step 5: Solve for x
   x = 1,384,381,394.73/42,478.82
6. Step 6: Final answer
   x = 32,589.92