Finding the Fourth Proportional to 13,892.18, 19,171.22 and 7,604.56

Step by Step Solution

1. Step 1: Write the proportion equation
   13,892.18 : 19,171.22 = 7,604.56 : x
2. Step 2: Convert to fraction form
   13,892.18/19,171.22 = 7,604.56/x
3. Step 3: Cross multiply
   13,892.18x = 19,171.22 × 7,604.56
4. Step 4: Simplify right side
   13,892.18x = 145,788,692.76
5. Step 5: Solve for x
   x = 145,788,692.76/13,892.18
6. Step 6: Final answer
   x = 10,494.30