Finding the Fourth Proportional to 35,562, 49,079.88 and 20,658

Step by Step Solution

1. Step 1: Write the proportion equation
   35,562 : 49,079.88 = 20,658 : x
2. Step 2: Convert to fraction form
   35,562/49,079.88 = 20,658/x
3. Step 3: Cross multiply
   35,562x = 49,079.88 × 20,658
4. Step 4: Simplify right side
   35,562x = 1,013,892,161.04
5. Step 5: Solve for x
   x = 1,013,892,161.04/35,562
6. Step 6: Final answer
   x = 28,510.55