Finding the Fourth Proportional to 25,222.86, 34,807.23 and 13,892.13

Step by Step Solution

1. Step 1: Write the proportion equation
   25,222.86 : 34,807.23 = 13,892.13 : x
2. Step 2: Convert to fraction form
   25,222.86/34,807.23 = 13,892.13/x
3. Step 3: Cross multiply
   25,222.86x = 34,807.23 × 13,892.13
4. Step 4: Simplify right side
   25,222.86x = 483,546,564.10
5. Step 5: Solve for x
   x = 483,546,564.10/25,222.86
6. Step 6: Final answer
   x = 19,170.96