Finding the Fourth Proportional to 10,451.55, 14,429.89 and 6,476.88

Step by Step Solution

1. Step 1: Write the proportion equation
   10,451.55 : 14,429.89 = 6,476.88 : x
2. Step 2: Convert to fraction form
   10,451.55/14,429.89 = 6,476.88/x
3. Step 3: Cross multiply
   10,451.55x = 14,429.89 × 6,476.88
4. Step 4: Simplify right side
   10,451.55x = 93,460,577.60
5. Step 5: Solve for x
   x = 93,460,577.60/10,451.55
6. Step 6: Final answer
   x = 8,942.27