Finding the Fourth Proportional to 42,077.76, 63,107.37 and 17,111.22

Step by Step Solution

1. Step 1: Write the proportion equation
   42,077.76 : 63,107.37 = 17,111.22 : x
2. Step 2: Convert to fraction form
   42,077.76/63,107.37 = 17,111.22/x
3. Step 3: Cross multiply
   42,077.76x = 63,107.37 × 17,111.22
4. Step 4: Simplify right side
   42,077.76x = 1,079,844,091.69
5. Step 5: Solve for x
   x = 1,079,844,091.69/42,077.76
6. Step 6: Final answer
   x = 25,663.06