Finding the Fourth Proportional to 10,752,815.10, 16,102,650.60 and 7,139,016.30

Step by Step Solution

1. Step 1: Write the proportion equation
   10,752,815.10 : 16,102,650.60 = 7,139,016.30 : x
2. Step 2: Convert to fraction form
   10,752,815.10/16,102,650.60 = 7,139,016.30/x
3. Step 3: Cross multiply
   10,752,815.10x = 16,102,650.60 × 7,139,016.30
4. Step 4: Simplify right side
   10,752,815.10x = 114,957,085,106,604.78
5. Step 5: Solve for x
   x = 114,957,085,106,604.78/10,752,815.10
6. Step 6: Final answer
   x = 10,690,882.72