Finding the Fourth Proportional to 16,807.61, 25,212.72 and 4,327.76

Step by Step Solution

1. Step 1: Write the proportion equation
   16,807.61 : 25,212.72 = 4,327.76 : x
2. Step 2: Convert to fraction form
   16,807.61/25,212.72 = 4,327.76/x
3. Step 3: Cross multiply
   16,807.61x = 25,212.72 × 4,327.76
4. Step 4: Simplify right side
   16,807.61x = 109,114,475.04
5. Step 5: Solve for x
   x = 109,114,475.04/16,807.61
6. Step 6: Final answer
   x = 6,491.97