Finding the Fourth Proportional to 35,978.56, 49,711.35 and 25,887.04

Step by Step Solution

1. Step 1: Write the proportion equation
   35,978.56 : 49,711.35 = 25,887.04 : x
2. Step 2: Convert to fraction form
   35,978.56/49,711.35 = 25,887.04/x
3. Step 3: Cross multiply
   35,978.56x = 49,711.35 × 25,887.04
4. Step 4: Simplify right side
   35,978.56x = 1,286,879,705.90
5. Step 5: Solve for x
   x = 1,286,879,705.90/35,978.56
6. Step 6: Final answer
   x = 35,767.96