Finding the Fourth Proportional to 30,484, 42,073.68 and 17,236

Step by Step Solution

1. Step 1: Write the proportion equation
   30,484 : 42,073.68 = 17,236 : x
2. Step 2: Convert to fraction form
   30,484/42,073.68 = 17,236/x
3. Step 3: Cross multiply
   30,484x = 42,073.68 × 17,236
4. Step 4: Simplify right side
   30,484x = 725,181,948.48
5. Step 5: Solve for x
   x = 725,181,948.48/30,484
6. Step 6: Final answer
   x = 23,788.94