Finding the Fourth Proportional to 12,892.70, 19,184.67 and 12,848.96

Step by Step Solution

1. Step 1: Write the proportion equation
   12,892.70 : 19,184.67 = 12,848.96 : x
2. Step 2: Convert to fraction form
   12,892.70/19,184.67 = 12,848.96/x
3. Step 3: Cross multiply
   12,892.70x = 19,184.67 × 12,848.96
4. Step 4: Simplify right side
   12,892.70x = 246,503,105.40
5. Step 5: Solve for x
   x = 246,503,105.40/12,892.70
6. Step 6: Final answer
   x = 19,119.58