Finding the Fourth Proportional to 16,131,457.91, 22,261,131.62 and 8,789,351.39

Step by Step Solution

1. Step 1: Write the proportion equation
   16,131,457.91 : 22,261,131.62 = 8,789,351.39 : x
2. Step 2: Convert to fraction form
   16,131,457.91/22,261,131.62 = 8,789,351.39/x
3. Step 3: Cross multiply
   16,131,457.91x = 22,261,131.62 × 8,789,351.39
4. Step 4: Simplify right side
   16,131,457.91x = 195,660,908,082,864.25
5. Step 5: Solve for x
   x = 195,660,908,082,864.25/16,131,457.91
6. Step 6: Final answer
   x = 12,129,152.19