Finding the Fourth Proportional to 7,443,399.42, 10,272,436.20 and 4,180,406.36

Step by Step Solution

1. Step 1: Write the proportion equation
   7,443,399.42 : 10,272,436.20 = 4,180,406.36 : x
2. Step 2: Convert to fraction form
   7,443,399.42/10,272,436.20 = 4,180,406.36/x
3. Step 3: Cross multiply
   7,443,399.42x = 10,272,436.20 × 4,180,406.36
4. Step 4: Simplify right side
   7,443,399.42x = 42,942,957,571,812.05
5. Step 5: Solve for x
   x = 42,942,957,571,812.05/7,443,399.42
6. Step 6: Final answer
   x = 5,769,266.86