Finding the Fourth Proportional to 30,734.76, 42,419.28 and 17,812.23

Step by Step Solution

1. Step 1: Write the proportion equation
   30,734.76 : 42,419.28 = 17,812.23 : x
2. Step 2: Convert to fraction form
   30,734.76/42,419.28 = 17,812.23/x
3. Step 3: Cross multiply
   30,734.76x = 42,419.28 × 17,812.23
4. Step 4: Simplify right side
   30,734.76x = 755,581,971.79
5. Step 5: Solve for x
   x = 755,581,971.79/30,734.76
6. Step 6: Final answer
   x = 24,583.96