Finding the Fourth Proportional to 25,446.88, 35,079.78 and 17,870.14

Step by Step Solution

1. Step 1: Write the proportion equation
   25,446.88 : 35,079.78 = 17,870.14 : x
2. Step 2: Convert to fraction form
   25,446.88/35,079.78 = 17,870.14/x
3. Step 3: Cross multiply
   25,446.88x = 35,079.78 × 17,870.14
4. Step 4: Simplify right side
   25,446.88x = 626,880,579.77
5. Step 5: Solve for x
   x = 626,880,579.77/25,446.88
6. Step 6: Final answer
   x = 24,634.87