Finding the Fourth Proportional to 9,248,571.45, 12,762,636.30 and 5,118,216.33

Step by Step Solution

1. Step 1: Write the proportion equation
   9,248,571.45 : 12,762,636.30 = 5,118,216.33 : x
2. Step 2: Convert to fraction form
   9,248,571.45/12,762,636.30 = 5,118,216.33/x
3. Step 3: Cross multiply
   9,248,571.45x = 12,762,636.30 × 5,118,216.33
4. Step 4: Simplify right side
   9,248,571.45x = 65,321,933,524,510.78
5. Step 5: Solve for x
   x = 65,321,933,524,510.78/9,248,571.45
6. Step 6: Final answer
   x = 7,062,921.43