Finding the Fourth Proportional to 47,084.48, 64,978.24 and 25,864.32

Step by Step Solution

1. Step 1: Write the proportion equation
   47,084.48 : 64,978.24 = 25,864.32 : x
2. Step 2: Convert to fraction form
   47,084.48/64,978.24 = 25,864.32/x
3. Step 3: Cross multiply
   47,084.48x = 64,978.24 × 25,864.32
4. Step 4: Simplify right side
   47,084.48x = 1,680,617,992.40
5. Step 5: Solve for x
   x = 1,680,617,992.40/47,084.48
6. Step 6: Final answer
   x = 35,693.67