Finding the Fourth Proportional to 35,521.61, 49,019.58 and 19,606.05

Step by Step Solution

1. Step 1: Write the proportion equation
   35,521.61 : 49,019.58 = 19,606.05 : x
2. Step 2: Convert to fraction form
   35,521.61/49,019.58 = 19,606.05/x
3. Step 3: Cross multiply
   35,521.61x = 49,019.58 × 19,606.05
4. Step 4: Simplify right side
   35,521.61x = 961,080,336.46
5. Step 5: Solve for x
   x = 961,080,336.46/35,521.61
6. Step 6: Final answer
   x = 27,056.22