Finding the Fourth Proportional to 13,892.24, 19,171.31 and 7,518.84

Step by Step Solution

1. Step 1: Write the proportion equation
   13,892.24 : 19,171.31 = 7,518.84 : x
2. Step 2: Convert to fraction form
   13,892.24/19,171.31 = 7,518.84/x
3. Step 3: Cross multiply
   13,892.24x = 19,171.31 × 7,518.84
4. Step 4: Simplify right side
   13,892.24x = 144,145,968.35
5. Step 5: Solve for x
   x = 144,145,968.35/13,892.24
6. Step 6: Final answer
   x = 10,376.01