Finding the Fourth Proportional to 47,080.32, 64,971.27 and 25,860.06

Step by Step Solution

1. Step 1: Write the proportion equation
   47,080.32 : 64,971.27 = 25,860.06 : x
2. Step 2: Convert to fraction form
   47,080.32/64,971.27 = 25,860.06/x
3. Step 3: Cross multiply
   47,080.32x = 64,971.27 × 25,860.06
4. Step 4: Simplify right side
   47,080.32x = 1,680,160,940.48
5. Step 5: Solve for x
   x = 1,680,160,940.48/47,080.32
6. Step 6: Final answer
   x = 35,687.12