Finding the Fourth Proportional to 16,940,363.14, 25,411,650.63 and 12,404,985.22

Step by Step Solution

1. Step 1: Write the proportion equation
   16,940,363.14 : 25,411,650.63 = 12,404,985.22 : x
2. Step 2: Convert to fraction form
   16,940,363.14/25,411,650.63 = 12,404,985.22/x
3. Step 3: Cross multiply
   16,940,363.14x = 25,411,650.63 × 12,404,985.22
4. Step 4: Simplify right side
   16,940,363.14x = 315,231,150,480,953.69
5. Step 5: Solve for x
   x = 315,231,150,480,953.69/16,940,363.14
6. Step 6: Final answer
   x = 18,608,287.67