Finding the Fourth Proportional to 25,192.34, 34,765.42 and 13,861.59

Step by Step Solution

1. Step 1: Write the proportion equation
   25,192.34 : 34,765.42 = 13,861.59 : x
2. Step 2: Convert to fraction form
   25,192.34/34,765.42 = 13,861.59/x
3. Step 3: Cross multiply
   25,192.34x = 34,765.42 × 13,861.59
4. Step 4: Simplify right side
   25,192.34x = 481,903,928.91
5. Step 5: Solve for x
   x = 481,903,928.91/25,192.34
6. Step 6: Final answer
   x = 19,128.99