Finding the Fourth Proportional to 10,562.72, 14,580.12 and 7,026.80

Step by Step Solution

1. Step 1: Write the proportion equation
   10,562.72 : 14,580.12 = 7,026.80 : x
2. Step 2: Convert to fraction form
   10,562.72/14,580.12 = 7,026.80/x
3. Step 3: Cross multiply
   10,562.72x = 14,580.12 × 7,026.80
4. Step 4: Simplify right side
   10,562.72x = 102,451,587.22
5. Step 5: Solve for x
   x = 102,451,587.22/10,562.72
6. Step 6: Final answer
   x = 9,699.36