Finding the Fourth Proportional to 12,064.08, 16,632.96 and 8,914.80

Step by Step Solution

1. Step 1: Write the proportion equation
   12,064.08 : 16,632.96 = 8,914.80 : x
2. Step 2: Convert to fraction form
   12,064.08/16,632.96 = 8,914.80/x
3. Step 3: Cross multiply
   12,064.08x = 16,632.96 × 8,914.80
4. Step 4: Simplify right side
   12,064.08x = 148,279,511.81
5. Step 5: Solve for x
   x = 148,279,511.81/12,064.08
6. Step 6: Final answer
   x = 12,290.99