Finding the Fourth Proportional to 32,978.88, 45,457.92 and 25,894.08

Step by Step Solution

1. Step 1: Write the proportion equation
   32,978.88 : 45,457.92 = 25,894.08 : x
2. Step 2: Convert to fraction form
   32,978.88/45,457.92 = 25,894.08/x
3. Step 3: Cross multiply
   32,978.88x = 45,457.92 × 25,894.08
4. Step 4: Simplify right side
   32,978.88x = 1,177,091,017.11
5. Step 5: Solve for x
   x = 1,177,091,017.11/32,978.88
6. Step 6: Final answer
   x = 35,692.27