Finding the Fourth Proportional to 47,003.12, 64,868.46 and 25,786.52

Step by Step Solution

1. Step 1: Write the proportion equation
   47,003.12 : 64,868.46 = 25,786.52 : x
2. Step 2: Convert to fraction form
   47,003.12/64,868.46 = 25,786.52/x
3. Step 3: Cross multiply
   47,003.12x = 64,868.46 × 25,786.52
4. Step 4: Simplify right side
   47,003.12x = 1,672,731,841.16
5. Step 5: Solve for x
   x = 1,672,731,841.16/47,003.12
6. Step 6: Final answer
   x = 35,587.68