Finding the Fourth Proportional to 47,080.82, 64,971.96 and 25,860.56

Step by Step Solution

1. Step 1: Write the proportion equation
   47,080.82 : 64,971.96 = 25,860.56 : x
2. Step 2: Convert to fraction form
   47,080.82/64,971.96 = 25,860.56/x
3. Step 3: Cross multiply
   47,080.82x = 64,971.96 × 25,860.56
4. Step 4: Simplify right side
   47,080.82x = 1,680,211,269.90
5. Step 5: Solve for x
   x = 1,680,211,269.90/47,080.82
6. Step 6: Final answer
   x = 35,687.81