Finding the Fourth Proportional to 42,583.38, 63,867.42 and 11,411.34

Step by Step Solution

1. Step 1: Write the proportion equation
   42,583.38 : 63,867.42 = 11,411.34 : x
2. Step 2: Convert to fraction form
   42,583.38/63,867.42 = 11,411.34/x
3. Step 3: Cross multiply
   42,583.38x = 63,867.42 × 11,411.34
4. Step 4: Simplify right side
   42,583.38x = 728,812,844.54
5. Step 5: Solve for x
   x = 728,812,844.54/42,583.38
6. Step 6: Final answer
   x = 17,114.96