Finding the Fourth Proportional to 42,823.12, 59,121.72 and 27,945.04

Step by Step Solution

1. Step 1: Write the proportion equation
   42,823.12 : 59,121.72 = 27,945.04 : x
2. Step 2: Convert to fraction form
   42,823.12/59,121.72 = 27,945.04/x
3. Step 3: Cross multiply
   42,823.12x = 59,121.72 × 27,945.04
4. Step 4: Simplify right side
   42,823.12x = 1,652,158,830.27
5. Step 5: Solve for x
   x = 1,652,158,830.27/42,823.12
6. Step 6: Final answer
   x = 38,581.00