Finding the Fourth Proportional to 40,269.32, 60,388.59 and 13,245.37

Step by Step Solution

1. Step 1: Write the proportion equation
   40,269.32 : 60,388.59 = 13,245.37 : x
2. Step 2: Convert to fraction form
   40,269.32/60,388.59 = 13,245.37/x
3. Step 3: Cross multiply
   40,269.32x = 60,388.59 × 13,245.37
4. Step 4: Simplify right side
   40,269.32x = 799,869,382.21
5. Step 5: Solve for x
   x = 799,869,382.21/40,269.32
6. Step 6: Final answer
   x = 19,863.00