Finding the Fourth Proportional to 10,672,891.12, 14,728,483.92 and 5,777,983.72

Step by Step Solution

1. Step 1: Write the proportion equation
   10,672,891.12 : 14,728,483.92 = 5,777,983.72 : x
2. Step 2: Convert to fraction form
   10,672,891.12/14,728,483.92 = 5,777,983.72/x
3. Step 3: Cross multiply
   10,672,891.12x = 14,728,483.92 × 5,777,983.72
4. Step 4: Simplify right side
   10,672,891.12x = 85,100,940,310,041.78
5. Step 5: Solve for x
   x = 85,100,940,310,041.78/10,672,891.12
6. Step 6: Final answer
   x = 7,973,560.24