Finding the Fourth Proportional to 42,218.58, 63,304.50 and 17,276.16

Step by Step Solution

1. Step 1: Write the proportion equation
   42,218.58 : 63,304.50 = 17,276.16 : x
2. Step 2: Convert to fraction form
   42,218.58/63,304.50 = 17,276.16/x
3. Step 3: Cross multiply
   42,218.58x = 63,304.50 × 17,276.16
4. Step 4: Simplify right side
   42,218.58x = 1,093,658,670.72
5. Step 5: Solve for x
   x = 1,093,658,670.72/42,218.58
6. Step 6: Final answer
   x = 25,904.68