Finding the Fourth Proportional to 30,538.41, 42,144.74 and 17,114.00

Step by Step Solution

1. Step 1: Write the proportion equation
   30,538.41 : 42,144.74 = 17,114.00 : x
2. Step 2: Convert to fraction form
   30,538.41/42,144.74 = 17,114.00/x
3. Step 3: Cross multiply
   30,538.41x = 42,144.74 × 17,114.00
4. Step 4: Simplify right side
   30,538.41x = 721,264,848.24
5. Step 5: Solve for x
   x = 721,264,848.24/30,538.41
6. Step 6: Final answer
   x = 23,618.28