Finding the Fourth Proportional to 42,368.37, 63,552.92 and 10,778.46

Step by Step Solution

1. Step 1: Write the proportion equation
   42,368.37 : 63,552.92 = 10,778.46 : x
2. Step 2: Convert to fraction form
   42,368.37/63,552.92 = 10,778.46/x
3. Step 3: Cross multiply
   42,368.37x = 63,552.92 × 10,778.46
4. Step 4: Simplify right side
   42,368.37x = 685,002,732.00
5. Step 5: Solve for x
   x = 685,002,732.00/42,368.37
6. Step 6: Final answer
   x = 16,167.79