Finding the Fourth Proportional to 25,518.50, 35,219.31 and 14,913.98

Step by Step Solution

1. Step 1: Write the proportion equation
   25,518.50 : 35,219.31 = 14,913.98 : x
2. Step 2: Convert to fraction form
   25,518.50/35,219.31 = 14,913.98/x
3. Step 3: Cross multiply
   25,518.50x = 35,219.31 × 14,913.98
4. Step 4: Simplify right side
   25,518.50x = 525,260,084.95
5. Step 5: Solve for x
   x = 525,260,084.95/25,518.50
6. Step 6: Final answer
   x = 20,583.50