Finding the Fourth Proportional to 42,105.78, 58,105.92 and 23,242.86

Step by Step Solution

1. Step 1: Write the proportion equation
   42,105.78 : 58,105.92 = 23,242.86 : x
2. Step 2: Convert to fraction form
   42,105.78/58,105.92 = 23,242.86/x
3. Step 3: Cross multiply
   42,105.78x = 58,105.92 × 23,242.86
4. Step 4: Simplify right side
   42,105.78x = 1,350,547,763.73
5. Step 5: Solve for x
   x = 1,350,547,763.73/42,105.78
6. Step 6: Final answer
   x = 32,075.12