Finding the Fourth Proportional to 42,945.96, 59,253.30 and 27,839.25

Step by Step Solution

1. Step 1: Write the proportion equation
   42,945.96 : 59,253.30 = 27,839.25 : x
2. Step 2: Convert to fraction form
   42,945.96/59,253.30 = 27,839.25/x
3. Step 3: Cross multiply
   42,945.96x = 59,253.30 × 27,839.25
4. Step 4: Simplify right side
   42,945.96x = 1,649,567,432.03
5. Step 5: Solve for x
   x = 1,649,567,432.03/42,945.96
6. Step 6: Final answer
   x = 38,410.31