Finding the Fourth Proportional to 19,907.10, 27,466.83 and 12,825

Step by Step Solution

1. Step 1: Write the proportion equation
   19,907.10 : 27,466.83 = 12,825 : x
2. Step 2: Convert to fraction form
   19,907.10/27,466.83 = 12,825/x
3. Step 3: Cross multiply
   19,907.10x = 27,466.83 × 12,825
4. Step 4: Simplify right side
   19,907.10x = 352,262,094.75
5. Step 5: Solve for x
   x = 352,262,094.75/19,907.10
6. Step 6: Final answer
   x = 17,695.30