Finding the Fourth Proportional to 35,728.95, 49,302.72 and 19,813.35

Step by Step Solution

1. Step 1: Write the proportion equation
   35,728.95 : 49,302.72 = 19,813.35 : x
2. Step 2: Convert to fraction form
   35,728.95/49,302.72 = 19,813.35/x
3. Step 3: Cross multiply
   35,728.95x = 49,302.72 × 19,813.35
4. Step 4: Simplify right side
   35,728.95x = 976,852,047.31
5. Step 5: Solve for x
   x = 976,852,047.31/35,728.95
6. Step 6: Final answer
   x = 27,340.63