Finding the Fourth Proportional to 42,031.30, 58,003.44 and 23,168.42

Step by Step Solution

1. Step 1: Write the proportion equation
   42,031.30 : 58,003.44 = 23,168.42 : x
2. Step 2: Convert to fraction form
   42,031.30/58,003.44 = 23,168.42/x
3. Step 3: Cross multiply
   42,031.30x = 58,003.44 × 23,168.42
4. Step 4: Simplify right side
   42,031.30x = 1,343,848,059.36
5. Step 5: Solve for x
   x = 1,343,848,059.36/42,031.30
6. Step 6: Final answer
   x = 31,972.56