Finding the Fourth Proportional to 35,866.82, 53,807.49 and 12,495.08

Step by Step Solution

1. Step 1: Write the proportion equation
   35,866.82 : 53,807.49 = 12,495.08 : x
2. Step 2: Convert to fraction form
   35,866.82/53,807.49 = 12,495.08/x
3. Step 3: Cross multiply
   35,866.82x = 53,807.49 × 12,495.08
4. Step 4: Simplify right side
   35,866.82x = 672,328,892.15
5. Step 5: Solve for x
   x = 672,328,892.15/35,866.82
6. Step 6: Final answer
   x = 18,745.15