Finding the Fourth Proportional to 42,289.51, 58,357.02 and 23,165.47

Step by Step Solution

1. Step 1: Write the proportion equation
   42,289.51 : 58,357.02 = 23,165.47 : x
2. Step 2: Convert to fraction form
   42,289.51/58,357.02 = 23,165.47/x
3. Step 3: Cross multiply
   42,289.51x = 58,357.02 × 23,165.47
4. Step 4: Simplify right side
   42,289.51x = 1,351,867,796.10
5. Step 5: Solve for x
   x = 1,351,867,796.10/42,289.51
6. Step 6: Final answer
   x = 31,966.98