Finding the Fourth Proportional to 35,520.96, 49,019.28 and 19,605.06

Step by Step Solution

1. Step 1: Write the proportion equation
   35,520.96 : 49,019.28 = 19,605.06 : x
2. Step 2: Convert to fraction form
   35,520.96/49,019.28 = 19,605.06/x
3. Step 3: Cross multiply
   35,520.96x = 49,019.28 × 19,605.06
4. Step 4: Simplify right side
   35,520.96x = 961,025,925.56
5. Step 5: Solve for x
   x = 961,025,925.56/35,520.96
6. Step 6: Final answer
   x = 27,055.18