Finding the Fourth Proportional to 2,978,651.16, 4,434,285.51 and 2,960,936.28

Step by Step Solution

1. Step 1: Write the proportion equation
   2,978,651.16 : 4,434,285.51 = 2,960,936.28 : x
2. Step 2: Convert to fraction form
   2,978,651.16/4,434,285.51 = 2,960,936.28/x
3. Step 3: Cross multiply
   2,978,651.16x = 4,434,285.51 × 2,960,936.28
4. Step 4: Simplify right side
   2,978,651.16x = 13,129,636,842,437.30
5. Step 5: Solve for x
   x = 13,129,636,842,437.30/2,978,651.16
6. Step 6: Final answer
   x = 4,407,913.56