Finding the Fourth Proportional to 12,800.69, 19,187.83 and 4,901.34

Step by Step Solution

1. Step 1: Write the proportion equation
   12,800.69 : 19,187.83 = 4,901.34 : x
2. Step 2: Convert to fraction form
   12,800.69/19,187.83 = 4,901.34/x
3. Step 3: Cross multiply
   12,800.69x = 19,187.83 × 4,901.34
4. Step 4: Simplify right side
   12,800.69x = 94,046,078.69
5. Step 5: Solve for x
   x = 94,046,078.69/12,800.69
6. Step 6: Final answer
   x = 7,346.95