Finding the Fourth Proportional to 25,048.50, 34,568.01 and 13,870.50

Step by Step Solution

1. Step 1: Write the proportion equation
   25,048.50 : 34,568.01 = 13,870.50 : x
2. Step 2: Convert to fraction form
   25,048.50/34,568.01 = 13,870.50/x
3. Step 3: Cross multiply
   25,048.50x = 34,568.01 × 13,870.50
4. Step 4: Simplify right side
   25,048.50x = 479,475,582.71
5. Step 5: Solve for x
   x = 479,475,582.71/25,048.50
6. Step 6: Final answer
   x = 19,141.89