Finding the Fourth Proportional to 16,108,538.72, 24,150,739.20 and 9,717,301.28

Step by Step Solution

1. Step 1: Write the proportion equation
   16,108,538.72 : 24,150,739.20 = 9,717,301.28 : x
2. Step 2: Convert to fraction form
   16,108,538.72/24,150,739.20 = 9,717,301.28/x
3. Step 3: Cross multiply
   16,108,538.72x = 24,150,739.20 × 9,717,301.28
4. Step 4: Simplify right side
   16,108,538.72x = 234,680,008,941,106.16
5. Step 5: Solve for x
   x = 234,680,008,941,106.16/16,108,538.72
6. Step 6: Final answer
   x = 14,568,671.50