Finding the Fourth Proportional to 10,662.82, 14,704.68 and 8,430.02

Step by Step Solution

1. Step 1: Write the proportion equation
   10,662.82 : 14,704.68 = 8,430.02 : x
2. Step 2: Convert to fraction form
   10,662.82/14,704.68 = 8,430.02/x
3. Step 3: Cross multiply
   10,662.82x = 14,704.68 × 8,430.02
4. Step 4: Simplify right side
   10,662.82x = 123,960,746.49
5. Step 5: Solve for x
   x = 123,960,746.49/10,662.82
6. Step 6: Final answer
   x = 11,625.51