Finding the Fourth Proportional to 11,801.94, 16,276.05 and 9,819.06

Step by Step Solution

1. Step 1: Write the proportion equation
   11,801.94 : 16,276.05 = 9,819.06 : x
2. Step 2: Convert to fraction form
   11,801.94/16,276.05 = 9,819.06/x
3. Step 3: Cross multiply
   11,801.94x = 16,276.05 × 9,819.06
4. Step 4: Simplify right side
   11,801.94x = 159,815,511.51
5. Step 5: Solve for x
   x = 159,815,511.51/11,801.94
6. Step 6: Final answer
   x = 13,541.46