Finding the Fourth Proportional to 42,411.08, 63,638.49 and 17,469.56

Step by Step Solution

1. Step 1: Write the proportion equation
   42,411.08 : 63,638.49 = 17,469.56 : x
2. Step 2: Convert to fraction form
   42,411.08/63,638.49 = 17,469.56/x
3. Step 3: Cross multiply
   42,411.08x = 63,638.49 × 17,469.56
4. Step 4: Simplify right side
   42,411.08x = 1,111,736,419.36
5. Step 5: Solve for x
   x = 1,111,736,419.36/42,411.08
6. Step 6: Final answer
   x = 26,213.35