Finding the Fourth Proportional to 25,354.50, 34,990.83 and 14,176.50

Step by Step Solution

1. Step 1: Write the proportion equation
   25,354.50 : 34,990.83 = 14,176.50 : x
2. Step 2: Convert to fraction form
   25,354.50/34,990.83 = 14,176.50/x
3. Step 3: Cross multiply
   25,354.50x = 34,990.83 × 14,176.50
4. Step 4: Simplify right side
   25,354.50x = 496,047,501.50
5. Step 5: Solve for x
   x = 496,047,501.50/25,354.50
6. Step 6: Final answer
   x = 19,564.48