Finding the Fourth Proportional to 10,620.36, 14,666.76 and 8,750.52

Step by Step Solution

1. Step 1: Write the proportion equation
   10,620.36 : 14,666.76 = 8,750.52 : x
2. Step 2: Convert to fraction form
   10,620.36/14,666.76 = 8,750.52/x
3. Step 3: Cross multiply
   10,620.36x = 14,666.76 × 8,750.52
4. Step 4: Simplify right side
   10,620.36x = 128,341,776.72
5. Step 5: Solve for x
   x = 128,341,776.72/10,620.36
6. Step 6: Final answer
   x = 12,084.50