Finding the Fourth Proportional to 2,388,772, 3,296,505.42 and 1,315,684

Step by Step Solution

1. Step 1: Write the proportion equation
   2,388,772 : 3,296,505.42 = 1,315,684 : x
2. Step 2: Convert to fraction form
   2,388,772/3,296,505.42 = 1,315,684/x
3. Step 3: Cross multiply
   2,388,772x = 3,296,505.42 × 1,315,684
4. Step 4: Simplify right side
   2,388,772x = 4,337,159,437,007.28
5. Step 5: Solve for x
   x = 4,337,159,437,007.28/2,388,772
6. Step 6: Final answer
   x = 1,815,643.95