Finding the Fourth Proportional to 12,061,208.10, 16,930,481.10 and 12,061,208.10

Step by Step Solution

1. Step 1: Write the proportion equation
   12,061,208.10 : 16,930,481.10 = 12,061,208.10 : x
2. Step 2: Convert to fraction form
   12,061,208.10/16,930,481.10 = 12,061,208.10/x
3. Step 3: Cross multiply
   12,061,208.10x = 16,930,481.10 × 12,061,208.10
4. Step 4: Simplify right side
   12,061,208.10x = 204,202,055,780,216.91
5. Step 5: Solve for x
   x = 204,202,055,780,216.91/12,061,208.10
6. Step 6: Final answer
   x = 16,930,481.10