Finding the Fourth Proportional to 47,036.56, 64,910.40 and 25,815.88

Step by Step Solution

1. Step 1: Write the proportion equation
   47,036.56 : 64,910.40 = 25,815.88 : x
2. Step 2: Convert to fraction form
   47,036.56/64,910.40 = 25,815.88/x
3. Step 3: Cross multiply
   47,036.56x = 64,910.40 × 25,815.88
4. Step 4: Simplify right side
   47,036.56x = 1,675,719,097.15
5. Step 5: Solve for x
   x = 1,675,719,097.15/47,036.56
6. Step 6: Final answer
   x = 35,625.89