Finding the Fourth Proportional to 42,490.12, 58,637.24 and 23,369.72

Step by Step Solution

1. Step 1: Write the proportion equation
   42,490.12 : 58,637.24 = 23,369.72 : x
2. Step 2: Convert to fraction form
   42,490.12/58,637.24 = 23,369.72/x
3. Step 3: Cross multiply
   42,490.12x = 58,637.24 × 23,369.72
4. Step 4: Simplify right side
   42,490.12x = 1,370,335,880.37
5. Step 5: Solve for x
   x = 1,370,335,880.37/42,490.12
6. Step 6: Final answer
   x = 32,250.69