Finding the Fourth Proportional to 30,696, 42,360.48 and 17,448

Step by Step Solution

1. Step 1: Write the proportion equation
   30,696 : 42,360.48 = 17,448 : x
2. Step 2: Convert to fraction form
   30,696/42,360.48 = 17,448/x
3. Step 3: Cross multiply
   30,696x = 42,360.48 × 17,448
4. Step 4: Simplify right side
   30,696x = 739,105,655.04
5. Step 5: Solve for x
   x = 739,105,655.04/30,696
6. Step 6: Final answer
   x = 24,078.24