Finding the Fourth Proportional to 59,436.96, 82,009.59 and 40,319.34

Step by Step Solution

1. Step 1: Write the proportion equation
   59,436.96 : 82,009.59 = 40,319.34 : x
2. Step 2: Convert to fraction form
   59,436.96/82,009.59 = 40,319.34/x
3. Step 3: Cross multiply
   59,436.96x = 82,009.59 × 40,319.34
4. Step 4: Simplify right side
   59,436.96x = 3,306,572,542.47
5. Step 5: Solve for x
   x = 3,306,572,542.47/59,436.96
6. Step 6: Final answer
   x = 55,631.59