Finding the Fourth Proportional to 46,978.08, 64,828.80 and 25,757.52

Step by Step Solution

1. Step 1: Write the proportion equation
   46,978.08 : 64,828.80 = 25,757.52 : x
2. Step 2: Convert to fraction form
   46,978.08/64,828.80 = 25,757.52/x
3. Step 3: Cross multiply
   46,978.08x = 64,828.80 × 25,757.52
4. Step 4: Simplify right side
   46,978.08x = 1,669,829,112.58
5. Step 5: Solve for x
   x = 1,669,829,112.58/46,978.08
6. Step 6: Final answer
   x = 35,544.86