Finding the Fourth Proportional to 35,515.43, 49,011.57 and 19,382.86

Step by Step Solution

1. Step 1: Write the proportion equation
   35,515.43 : 49,011.57 = 19,382.86 : x
2. Step 2: Convert to fraction form
   35,515.43/49,011.57 = 19,382.86/x
3. Step 3: Cross multiply
   35,515.43x = 49,011.57 × 19,382.86
4. Step 4: Simplify right side
   35,515.43x = 949,984,399.69
5. Step 5: Solve for x
   x = 949,984,399.69/35,515.43
6. Step 6: Final answer
   x = 26,748.50