Finding the Fourth Proportional to 42,215.48, 58,257.60 and 23,353.28

Step by Step Solution

1. Step 1: Write the proportion equation
   42,215.48 : 58,257.60 = 23,353.28 : x
2. Step 2: Convert to fraction form
   42,215.48/58,257.60 = 23,353.28/x
3. Step 3: Cross multiply
   42,215.48x = 58,257.60 × 23,353.28
4. Step 4: Simplify right side
   42,215.48x = 1,360,506,044.93
5. Step 5: Solve for x
   x = 1,360,506,044.93/42,215.48
6. Step 6: Final answer
   x = 32,227.66