Finding the Fourth Proportional to 35,725.32, 49,300.92 and 19,810.80

Step by Step Solution

1. Step 1: Write the proportion equation
   35,725.32 : 49,300.92 = 19,810.80 : x
2. Step 2: Convert to fraction form
   35,725.32/49,300.92 = 19,810.80/x
3. Step 3: Cross multiply
   35,725.32x = 49,300.92 × 19,810.80
4. Step 4: Simplify right side
   35,725.32x = 976,690,665.94
5. Step 5: Solve for x
   x = 976,690,665.94/35,725.32
6. Step 6: Final answer
   x = 27,338.89