Finding the Fourth Proportional to 9,265,950.61, 12,786,989.69 and 5,079,628.14

Step by Step Solution

1. Step 1: Write the proportion equation
   9,265,950.61 : 12,786,989.69 = 5,079,628.14 : x
2. Step 2: Convert to fraction form
   9,265,950.61/12,786,989.69 = 5,079,628.14/x
3. Step 3: Cross multiply
   9,265,950.61x = 12,786,989.69 × 5,079,628.14
4. Step 4: Simplify right side
   9,265,950.61x = 64,953,152,629,815.73
5. Step 5: Solve for x
   x = 64,953,152,629,815.73/9,265,950.61
6. Step 6: Final answer
   x = 7,009,874.69