Finding the Fourth Proportional to 25,300.50, 34,914.72 and 14,122.50

Step by Step Solution

1. Step 1: Write the proportion equation
   25,300.50 : 34,914.72 = 14,122.50 : x
2. Step 2: Convert to fraction form
   25,300.50/34,914.72 = 14,122.50/x
3. Step 3: Cross multiply
   25,300.50x = 34,914.72 × 14,122.50
4. Step 4: Simplify right side
   25,300.50x = 493,083,133.20
5. Step 5: Solve for x
   x = 493,083,133.20/25,300.50
6. Step 6: Final answer
   x = 19,489.07