Finding the Fourth Proportional to 7,863,892.74, 10,846,581.78 and 5,249,078.46

Step by Step Solution

1. Step 1: Write the proportion equation
   7,863,892.74 : 10,846,581.78 = 5,249,078.46 : x
2. Step 2: Convert to fraction form
   7,863,892.74/10,846,581.78 = 5,249,078.46/x
3. Step 3: Cross multiply
   7,863,892.74x = 10,846,581.78 × 5,249,078.46
4. Step 4: Simplify right side
   7,863,892.74x = 56,934,558,786,026.45
5. Step 5: Solve for x
   x = 56,934,558,786,026.45/7,863,892.74
6. Step 6: Final answer
   x = 7,239,996.87