Finding the Fourth Proportional to 30,748.23, 42,436.62 and 17,322.14

Step by Step Solution

1. Step 1: Write the proportion equation
   30,748.23 : 42,436.62 = 17,322.14 : x
2. Step 2: Convert to fraction form
   30,748.23/42,436.62 = 17,322.14/x
3. Step 3: Cross multiply
   30,748.23x = 42,436.62 × 17,322.14
4. Step 4: Simplify right side
   30,748.23x = 735,093,072.77
5. Step 5: Solve for x
   x = 735,093,072.77/30,748.23
6. Step 6: Final answer
   x = 23,906.84