Finding the Fourth Proportional to 46,978.82, 64,830.68 and 25,758.04

Step by Step Solution

1. Step 1: Write the proportion equation
   46,978.82 : 64,830.68 = 25,758.04 : x
2. Step 2: Convert to fraction form
   46,978.82/64,830.68 = 25,758.04/x
3. Step 3: Cross multiply
   46,978.82x = 64,830.68 × 25,758.04
4. Step 4: Simplify right side
   46,978.82x = 1,669,910,924.51
5. Step 5: Solve for x
   x = 1,669,910,924.51/46,978.82
6. Step 6: Final answer
   x = 35,546.04