Finding the Fourth Proportional to 35,521.40, 49,019.94 and 19,605.86

Step by Step Solution

1. Step 1: Write the proportion equation
   35,521.40 : 49,019.94 = 19,605.86 : x
2. Step 2: Convert to fraction form
   35,521.40/49,019.94 = 19,605.86/x
3. Step 3: Cross multiply
   35,521.40x = 49,019.94 × 19,605.86
4. Step 4: Simplify right side
   35,521.40x = 961,078,019.57
5. Step 5: Solve for x
   x = 961,078,019.57/35,521.40
6. Step 6: Final answer
   x = 27,056.31