Finding the Fourth Proportional to 30,924.84, 42,648.12 and 26,154.78

Step by Step Solution

1. Step 1: Write the proportion equation
   30,924.84 : 42,648.12 = 26,154.78 : x
2. Step 2: Convert to fraction form
   30,924.84/42,648.12 = 26,154.78/x
3. Step 3: Cross multiply
   30,924.84x = 42,648.12 × 26,154.78
4. Step 4: Simplify right side
   30,924.84x = 1,115,452,196.01
5. Step 5: Solve for x
   x = 1,115,452,196.01/30,924.84
6. Step 6: Final answer
   x = 36,069.78