Finding the Fourth Proportional to 12,388,610.30, 17,096,767 and 8,476,571.51

Step by Step Solution

1. Step 1: Write the proportion equation
   12,388,610.30 : 17,096,767 = 8,476,571.51 : x
2. Step 2: Convert to fraction form
   12,388,610.30/17,096,767 = 8,476,571.51/x
3. Step 3: Cross multiply
   12,388,610.30x = 17,096,767 × 8,476,571.51
4. Step 4: Simplify right side
   12,388,610.30x = 144,921,967,979,824.34
5. Step 5: Solve for x
   x = 144,921,967,979,824.34/12,388,610.30
6. Step 6: Final answer
   x = 11,698,000.38