Finding the Fourth Proportional to 35,568.72, 49,108.68 and 22,145.40

Step by Step Solution

1. Step 1: Write the proportion equation
   35,568.72 : 49,108.68 = 22,145.40 : x
2. Step 2: Convert to fraction form
   35,568.72/49,108.68 = 22,145.40/x
3. Step 3: Cross multiply
   35,568.72x = 49,108.68 × 22,145.40
4. Step 4: Simplify right side
   35,568.72x = 1,087,531,362.07
5. Step 5: Solve for x
   x = 1,087,531,362.07/35,568.72
6. Step 6: Final answer
   x = 30,575.50