Finding the Fourth Proportional to 10,446.30, 15,669.86 and 3,427.25

Step by Step Solution

1. Step 1: Write the proportion equation
   10,446.30 : 15,669.86 = 3,427.25 : x
2. Step 2: Convert to fraction form
   10,446.30/15,669.86 = 3,427.25/x
3. Step 3: Cross multiply
   10,446.30x = 15,669.86 × 3,427.25
4. Step 4: Simplify right side
   10,446.30x = 53,704,432.20
5. Step 5: Solve for x
   x = 53,704,432.20/10,446.30
6. Step 6: Final answer
   x = 5,141.00