Finding the Fourth Proportional to 47,005.12, 64,871.22 and 25,788.52

Step by Step Solution

1. Step 1: Write the proportion equation
   47,005.12 : 64,871.22 = 25,788.52 : x
2. Step 2: Convert to fraction form
   47,005.12/64,871.22 = 25,788.52/x
3. Step 3: Cross multiply
   47,005.12x = 64,871.22 × 25,788.52
4. Step 4: Simplify right side
   47,005.12x = 1,672,932,754.39
5. Step 5: Solve for x
   x = 1,672,932,754.39/47,005.12
6. Step 6: Final answer
   x = 35,590.44