Finding the Fourth Proportional to 42,142.36, 58,153.50 and 23,278

Step by Step Solution

1. Step 1: Write the proportion equation
   42,142.36 : 58,153.50 = 23,278 : x
2. Step 2: Convert to fraction form
   42,142.36/58,153.50 = 23,278/x
3. Step 3: Cross multiply
   42,142.36x = 58,153.50 × 23,278
4. Step 4: Simplify right side
   42,142.36x = 1,353,697,173
5. Step 5: Solve for x
   x = 1,353,697,173/42,142.36
6. Step 6: Final answer
   x = 32,122.01