Finding the Fourth Proportional to 42,072.72, 58,059.96 and 23,209.44

Step by Step Solution

1. Step 1: Write the proportion equation
   42,072.72 : 58,059.96 = 23,209.44 : x
2. Step 2: Convert to fraction form
   42,072.72/58,059.96 = 23,209.44/x
3. Step 3: Cross multiply
   42,072.72x = 58,059.96 × 23,209.44
4. Step 4: Simplify right side
   42,072.72x = 1,347,539,158.02
5. Step 5: Solve for x
   x = 1,347,539,158.02/42,072.72
6. Step 6: Final answer
   x = 32,028.81