Finding the Fourth Proportional to 30,824.48, 42,499.06 and 25,153.47

Step by Step Solution

1. Step 1: Write the proportion equation
   30,824.48 : 42,499.06 = 25,153.47 : x
2. Step 2: Convert to fraction form
   30,824.48/42,499.06 = 25,153.47/x
3. Step 3: Cross multiply
   30,824.48x = 42,499.06 × 25,153.47
4. Step 4: Simplify right side
   30,824.48x = 1,068,998,704.97
5. Step 5: Solve for x
   x = 1,068,998,704.97/30,824.48
6. Step 6: Final answer
   x = 34,680.19