Finding the Fourth Proportional to 10,407.82, 14,362.03 and 6,429.01

Step by Step Solution

1. Step 1: Write the proportion equation
   10,407.82 : 14,362.03 = 6,429.01 : x
2. Step 2: Convert to fraction form
   10,407.82/14,362.03 = 6,429.01/x
3. Step 3: Cross multiply
   10,407.82x = 14,362.03 × 6,429.01
4. Step 4: Simplify right side
   10,407.82x = 92,333,634.49
5. Step 5: Solve for x
   x = 92,333,634.49/10,407.82
6. Step 6: Final answer
   x = 8,871.56