Finding the Fourth Proportional to 42,382.72, 63,553.36 and 12,795.04

Step by Step Solution

1. Step 1: Write the proportion equation
   42,382.72 : 63,553.36 = 12,795.04 : x
2. Step 2: Convert to fraction form
   42,382.72/63,553.36 = 12,795.04/x
3. Step 3: Cross multiply
   42,382.72x = 63,553.36 × 12,795.04
4. Step 4: Simplify right side
   42,382.72x = 813,167,783.33
5. Step 5: Solve for x
   x = 813,167,783.33/42,382.72
6. Step 6: Final answer
   x = 19,186.30