Finding the Fourth Proportional to 35,760.47, 49,349.12 and 19,845.05

Step by Step Solution

1. Step 1: Write the proportion equation
   35,760.47 : 49,349.12 = 19,845.05 : x
2. Step 2: Convert to fraction form
   35,760.47/49,349.12 = 19,845.05/x
3. Step 3: Cross multiply
   35,760.47x = 49,349.12 × 19,845.05
4. Step 4: Simplify right side
   35,760.47x = 979,335,407.89
5. Step 5: Solve for x
   x = 979,335,407.89/35,760.47
6. Step 6: Final answer
   x = 27,385.98