Finding the Fourth Proportional to 35,856.83, 53,786.38 and 10,897.09

Step by Step Solution

1. Step 1: Write the proportion equation
   35,856.83 : 53,786.38 = 10,897.09 : x
2. Step 2: Convert to fraction form
   35,856.83/53,786.38 = 10,897.09/x
3. Step 3: Cross multiply
   35,856.83x = 53,786.38 × 10,897.09
4. Step 4: Simplify right side
   35,856.83x = 586,115,184.91
5. Step 5: Solve for x
   x = 586,115,184.91/35,856.83
6. Step 6: Final answer
   x = 16,345.99