Finding the Fourth Proportional to 42,155.78, 58,176.15 and 23,294.12

Step by Step Solution

1. Step 1: Write the proportion equation
   42,155.78 : 58,176.15 = 23,294.12 : x
2. Step 2: Convert to fraction form
   42,155.78/58,176.15 = 23,294.12/x
3. Step 3: Cross multiply
   42,155.78x = 58,176.15 × 23,294.12
4. Step 4: Simplify right side
   42,155.78x = 1,355,162,219.24
5. Step 5: Solve for x
   x = 1,355,162,219.24/42,155.78
6. Step 6: Final answer
   x = 32,146.53