Finding the Fourth Proportional to 11,905.43, 16,412.09 and 9,068.00

Step by Step Solution

1. Step 1: Write the proportion equation
   11,905.43 : 16,412.09 = 9,068.00 : x
2. Step 2: Convert to fraction form
   11,905.43/16,412.09 = 9,068.00/x
3. Step 3: Cross multiply
   11,905.43x = 16,412.09 × 9,068.00
4. Step 4: Simplify right side
   11,905.43x = 148,824,704.72
5. Step 5: Solve for x
   x = 148,824,704.72/11,905.43
6. Step 6: Final answer
   x = 12,500.58