Finding the Fourth Proportional to 30,480.96, 42,062.76 and 17,052.45

Step by Step Solution

1. Step 1: Write the proportion equation
   30,480.96 : 42,062.76 = 17,052.45 : x
2. Step 2: Convert to fraction form
   30,480.96/42,062.76 = 17,052.45/x
3. Step 3: Cross multiply
   30,480.96x = 42,062.76 × 17,052.45
4. Step 4: Simplify right side
   30,480.96x = 717,273,111.76
5. Step 5: Solve for x
   x = 717,273,111.76/30,480.96
6. Step 6: Final answer
   x = 23,531.84