Finding the Fourth Proportional to 42,982.56, 59,341.92 and 28,104.48

Step by Step Solution

1. Step 1: Write the proportion equation
   42,982.56 : 59,341.92 = 28,104.48 : x
2. Step 2: Convert to fraction form
   42,982.56/59,341.92 = 28,104.48/x
3. Step 3: Cross multiply
   42,982.56x = 59,341.92 × 28,104.48
4. Step 4: Simplify right side
   42,982.56x = 1,667,773,803.80
5. Step 5: Solve for x
   x = 1,667,773,803.80/42,982.56
6. Step 6: Final answer
   x = 38,801.17